315245545511 has 4 divisors (see below), whose sum is σ = 339495202872. Its totient is φ = 290995888152.

The previous prime is 315245545507. The next prime is 315245545547. The reversal of 315245545511 is 115545542513.

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 315245545511 - 2² = 315245545507 is a prime.

It is a super-2 number, since 2×315245545511² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (315245545411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12124828661 + ... + 12124828686.

It is an arithmetic number, because the mean of its divisors is an integer number (84873800718).

Almost surely, 2^315245545511 is an apocalyptic number.

315245545511 is a deficient number, since it is larger than the sum of its proper divisors (24249657361).

315245545511 is a wasteful number, since it uses less digits than its factorization.

315245545511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24249657360.

The product of its digits is 300000, while the sum is 41.

The spelling of 315245545511 in words is "three hundred fifteen billion, two hundred forty-five million, five hundred forty-five thousand, five hundred eleven".