316615051 has 4 divisors (see below), whose sum is σ = 318222432. Its totient is φ = 315007672.

The previous prime is 316615049. The next prime is 316615067. The reversal of 316615051 is 150516613.

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 316615051 - 2¹ = 316615049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (316615951) 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, 803395 + ... + 803788.

It is an arithmetic number, because the mean of its divisors is an integer number (79555608).

Almost surely, 2^316615051 is an apocalyptic number.

316615051 is a deficient number, since it is larger than the sum of its proper divisors (1607381).

316615051 is a wasteful number, since it uses less digits than its factorization.

316615051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1607380.

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 316615051 is about 17793.6800859181. The cubic root of 316615051 is about 681.5700823285.

The spelling of 316615051 in words is "three hundred sixteen million, six hundred fifteen thousand, fifty-one".