4315315521 has 16 divisors (see below), whose sum is σ = 6278102208. Its totient is φ = 2614809600.

The previous prime is 4315315493. The next prime is 4315315541. The reversal of 4315315521 is 1255135134.

It is not a de Polignac number, because 4315315521 - 2¹⁴ = 4315299137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4315315541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 203785 + ... + 223961.

It is an arithmetic number, because the mean of its divisors is an integer number (392381388).

Almost surely, 2^4315315521 is an apocalyptic number.

It is an amenable number.

4315315521 is a deficient number, since it is larger than the sum of its proper divisors (1962786687).

4315315521 is a wasteful number, since it uses less digits than its factorization.

4315315521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26672.

The product of its digits is 9000, while the sum is 30.

The square root of 4315315521 is about 65691.0611955691. The cubic root of 4315315521 is about 1628.0616703623.

The spelling of 4315315521 in words is "four billion, three hundred fifteen million, three hundred fifteen thousand, five hundred twenty-one".