316752643 has 2 divisors, whose sum is σ = 316752644. Its totient is φ = 316752642.

The previous prime is 316752607. The next prime is 316752677. The reversal of 316752643 is 346257613.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 316752643 - 2¹³ = 316744451 is a prime.

It is not a weakly prime, because it can be changed into another prime (316732643) by changing a digit.

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 as a sum of consecutive naturals, namely, 158376321 + 158376322.

It is an arithmetic number, because the mean of its divisors is an integer number (158376322).

Almost surely, 2^316752643 is an apocalyptic number.

316752643 is a deficient number, since it is larger than the sum of its proper divisors (1).

316752643 is an equidigital number, since it uses as much as digits as its factorization.

316752643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 37.

The square root of 316752643 is about 17797.5459825224. The cubic root of 316752643 is about 681.6687984290.

The spelling of 316752643 in words is "three hundred sixteen million, seven hundred fifty-two thousand, six hundred forty-three".