316140051 has 4 divisors (see below), whose sum is σ = 421520072. Its totient is φ = 210760032.

The previous prime is 316140047. The next prime is 316140089. The reversal of 316140051 is 150041613.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 316140051 - 2² = 316140047 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (316140091) 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, 52690006 + ... + 52690011.

It is an arithmetic number, because the mean of its divisors is an integer number (105380018).

Almost surely, 2^316140051 is an apocalyptic number.

316140051 is a deficient number, since it is larger than the sum of its proper divisors (105380021).

316140051 is a wasteful number, since it uses less digits than its factorization.

316140051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105380020.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 316140051 is about 17780.3276404008. The cubic root of 316140051 is about 681.2290711411.

Adding to 316140051 its reverse (150041613), we get a palindrome (466181664).

The spelling of 316140051 in words is "three hundred sixteen million, one hundred forty thousand, fifty-one".