316377457 has 4 divisors (see below), whose sum is σ = 345139056. Its totient is φ = 287615860.

The previous prime is 316377449. The next prime is 316377461. The reversal of 316377457 is 754773613.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 316377457 - 2³ = 316377449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (316377407) 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, 14380783 + ... + 14380804.

It is an arithmetic number, because the mean of its divisors is an integer number (86284764).

Almost surely, 2^316377457 is an apocalyptic number.

It is an amenable number.

316377457 is a deficient number, since it is larger than the sum of its proper divisors (28761599).

316377457 is a wasteful number, since it uses less digits than its factorization.

316377457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28761598.

The product of its digits is 370440, while the sum is 43.

The square root of 316377457 is about 17787.0024737166. The cubic root of 316377457 is about 681.3995519159.

It can be divided in two parts, 316 and 377457, that added together give a palindrome (377773).

The spelling of 316377457 in words is "three hundred sixteen million, three hundred seventy-seven thousand, four hundred fifty-seven".