511982025 has 12 divisors (see below), whose sum is σ = 846477072. Its totient is φ = 273057040.

The previous prime is 511982021. The next prime is 511982027. The reversal of 511982025 is 520289115.

It is not a de Polignac number, because 511982025 - 2² = 511982021 is a prime.

It is not an unprimeable number, because it can be changed into a prime (511982021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3413139 + ... + 3413288.

It is an arithmetic number, because the mean of its divisors is an integer number (70539756).

Almost surely, 2^511982025 is an apocalyptic number.

It is an amenable number.

511982025 is a deficient number, since it is larger than the sum of its proper divisors (334495047).

511982025 is a wasteful number, since it uses less digits than its factorization.

511982025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6826440 (or 6826435 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 33.

The square root of 511982025 is about 22627.0197993461. The cubic root of 511982025 is about 799.9906379113.

The spelling of 511982025 in words is "five hundred eleven million, nine hundred eighty-two thousand, twenty-five".