1025425135 has 32 divisors (see below), whose sum is σ = 1435023360. Its totient is φ = 688925952.

The previous prime is 1025425127. The next prime is 1025425213. The reversal of 1025425135 is 5315245201.

It is a cyclic number.

It is not a de Polignac number, because 1025425135 - 2³ = 1025425127 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 377452 + ... + 380158.

It is an arithmetic number, because the mean of its divisors is an integer number (44844480).

Almost surely, 2^1025425135 is an apocalyptic number.

1025425135 is a deficient number, since it is larger than the sum of its proper divisors (409598225).

1025425135 is a wasteful number, since it uses less digits than its factorization.

1025425135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2935.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 1025425135 is about 32022.2599920743. The cubic root of 1025425135 is about 1008.4042162830.

The spelling of 1025425135 in words is "one billion, twenty-five million, four hundred twenty-five thousand, one hundred thirty-five".