316377745 has 4 divisors (see below), whose sum is σ = 379653300. Its totient is φ = 253102192.

The previous prime is 316377731. The next prime is 316377749. The reversal of 316377745 is 547773613.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 547773613 = 977 ⋅560669.

It can be written as a sum of positive squares in 2 ways, for example, as 212663889 + 103713856 = 14583^2 + 10184^2 .

It is a cyclic number.

It is not a de Polignac number, because 316377745 - 2⁹ = 316377233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (316377749) 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, 31637770 + ... + 31637779.

It is an arithmetic number, because the mean of its divisors is an integer number (94913325).

Almost surely, 2^316377745 is an apocalyptic number.

It is an amenable number.

316377745 is a deficient number, since it is larger than the sum of its proper divisors (63275555).

316377745 is an equidigital number, since it uses as much as digits as its factorization.

316377745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63275554.

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

The square root of 316377745 is about 17787.0105695139. The cubic root of 316377745 is about 681.3997586763.

It can be divided in two parts, 3163 and 77745, that added together give a palindrome (80908).

The spelling of 316377745 in words is "three hundred sixteen million, three hundred seventy-seven thousand, seven hundred forty-five".