515051140 has 24 divisors (see below), whose sum is σ = 1082112192. Its totient is φ = 205924320.

The previous prime is 515051093. The next prime is 515051161. The reversal of 515051140 is 41150515.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51207 + ... + 60433.

It is an arithmetic number, because the mean of its divisors is an integer number (45088008).

Almost surely, 2^515051140 is an apocalyptic number.

It is an amenable number.

515051140 is an abundant number, since it is smaller than the sum of its proper divisors (567061052).

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

515051140 is a wasteful number, since it uses less digits than its factorization.

515051140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12027 (or 12025 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 22.

The square root of 515051140 is about 22694.7381566741. The cubic root of 515051140 is about 801.5859891370.

The spelling of 515051140 in words is "five hundred fifteen million, fifty-one thousand, one hundred forty".