1425138936 has 64 divisors (see below), whose sum is σ = 3840721920. Its totient is φ = 438069120.

The previous prime is 1425138931. The next prime is 1425138941. The reversal of 1425138936 is 6398315241.

It is an interprime number because it is at equal distance from previous prime (1425138931) and next prime (1425138941).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1425138931) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 469921 + ... + 472943.

It is an arithmetic number, because the mean of its divisors is an integer number (60011280).

Almost surely, 2^1425138936 is an apocalyptic number.

It is an amenable number.

1425138936 is an abundant number, since it is smaller than the sum of its proper divisors (2415582984).

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

1425138936 is a wasteful number, since it uses less digits than its factorization.

1425138936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4556 (or 4552 counting only the distinct ones).

The product of its digits is 155520, while the sum is 42.

The square root of 1425138936 is about 37751.0123837759. The cubic root of 1425138936 is about 1125.3451282833.

The spelling of 1425138936 in words is "one billion, four hundred twenty-five million, one hundred thirty-eight thousand, nine hundred thirty-six".