1425318912 has 132 divisors (see below), whose sum is σ = 4258292220. Its totient is φ = 458637312.

The previous prime is 1425318889. The next prime is 1425318929. The reversal of 1425318912 is 2198135241.

1425318912 is a `hidden beast` number, since 1 + 42 + 531 + 89 + 1 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1201038336 + 224280576 = 34656^2 + 14976^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 264598 + ... + 269930.

Almost surely, 2^1425318912 is an apocalyptic number.

1425318912 is a gapful number since it is divisible by the number (12) 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 1425318912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2129146110).

1425318912 is an abundant number, since it is smaller than the sum of its proper divisors (2832973308).

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

1425318912 is a wasteful number, since it uses less digits than its factorization.

1425318912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5388 (or 5367 counting only the distinct ones).

The product of its digits is 17280, while the sum is 36.

The square root of 1425318912 is about 37753.3960326750. The cubic root of 1425318912 is about 1125.3924983056.

The spelling of 1425318912 in words is "one billion, four hundred twenty-five million, three hundred eighteen thousand, nine hundred twelve".