1425137340 has 48 divisors (see below), whose sum is σ = 4353148800. Its totient is φ = 345487680.

The previous prime is 1425137323. The next prime is 1425137359. The reversal of 1425137340 is 437315241.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1425137298 and 1425137307.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1078990 + ... + 1080309.

It is an arithmetic number, because the mean of its divisors is an integer number (90690600).

Almost surely, 2^1425137340 is an apocalyptic number.

1425137340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1425137340 is an abundant number, since it is smaller than the sum of its proper divisors (2928011460).

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

1425137340 is a wasteful number, since it uses less digits than its factorization.

1425137340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2159322 (or 2159320 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 1425137340 is about 37750.9912452640. The cubic root of 1425137340 is about 1125.3447081953.

The spelling of 1425137340 in words is "one billion, four hundred twenty-five million, one hundred thirty-seven thousand, three hundred forty".