1425329136 has 480 divisors, whose sum is σ = 5397987840. Its totient is φ = 354119040.

The previous prime is 1425329119. The next prime is 1425329153. The reversal of 1425329136 is 6319235241.

1425329136 is a `hidden beast` number, since 1 + 4 + 2 + 532 + 91 + 36 = 666.

It is an interprime number because it is at equal distance from previous prime (1425329119) and next prime (1425329153).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1425329136.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 61970821 + ... + 61970843.

It is an arithmetic number, because the mean of its divisors is an integer number (11245808).

Almost surely, 2^1425329136 is an apocalyptic number.

1425329136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1425329136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2698993920).

1425329136 is an abundant number, since it is smaller than the sum of its proper divisors (3972658704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1425329136 is an equidigital number, since it uses as much as digits as its factorization.

1425329136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93 (or 46 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 1425329136 is about 37753.5314374695. The cubic root of 1425329136 is about 1125.3951891620.

The spelling of 1425329136 in words is "one billion, four hundred twenty-five million, three hundred twenty-nine thousand, one hundred thirty-six".