316769545 has 4 divisors (see below), whose sum is σ = 380123460. Its totient is φ = 253415632.

The previous prime is 316769521. The next prime is 316769569. The reversal of 316769545 is 545967613.

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

It is an interprime number because it is at equal distance from previous prime (316769521) and next prime (316769569).

It can be written as a sum of positive squares in 2 ways, for example, as 146023056 + 170746489 = 12084^2 + 13067^2 .

It is a cyclic number.

It is not a de Polignac number, because 316769545 - 2⁵ = 316769513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 316769495 and 316769504.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31676950 + ... + 31676959.

It is an arithmetic number, because the mean of its divisors is an integer number (95030865).

Almost surely, 2^316769545 is an apocalyptic number.

It is an amenable number.

316769545 is a deficient number, since it is larger than the sum of its proper divisors (63353915).

316769545 is an equidigital number, since it uses as much as digits as its factorization.

316769545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63353914.

The product of its digits is 680400, while the sum is 46.

The square root of 316769545 is about 17798.0208169336. The cubic root of 316769545 is about 681.6809228857.

The spelling of 316769545 in words is "three hundred sixteen million, seven hundred sixty-nine thousand, five hundred forty-five".