525364431 has 4 divisors (see below), whose sum is σ = 700485912. Its totient is φ = 350242952.

The previous prime is 525364423. The next prime is 525364451. The reversal of 525364431 is 134463525.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 525364431 - 2³ = 525364423 is a prime.

It is a super-2 number, since 2×525364431² = 552015570719907522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 525364392 and 525364401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525364451) 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 3 ways as a sum of consecutive naturals, for example, 87560736 + ... + 87560741.

It is an arithmetic number, because the mean of its divisors is an integer number (175121478).

Almost surely, 2^525364431 is an apocalyptic number.

525364431 is a deficient number, since it is larger than the sum of its proper divisors (175121481).

525364431 is a wasteful number, since it uses less digits than its factorization.

525364431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175121480.

The product of its digits is 43200, while the sum is 33.

The square root of 525364431 is about 22920.8296315818. The cubic root of 525364431 is about 806.9009412399.

The spelling of 525364431 in words is "five hundred twenty-five million, three hundred sixty-four thousand, four hundred thirty-one".