316144501 has 2 divisors, whose sum is σ = 316144502. Its totient is φ = 316144500.

The previous prime is 316144487. The next prime is 316144511. The reversal of 316144501 is 105441613.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 219810276 + 96334225 = 14826^2 + 9815^2 .

It is an emirp because it is prime and its reverse (105441613) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 316144501 - 2⁷ = 316144373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (316144511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158072250 + 158072251.

It is an arithmetic number, because the mean of its divisors is an integer number (158072251).

Almost surely, 2^316144501 is an apocalyptic number.

It is an amenable number.

316144501 is a deficient number, since it is larger than the sum of its proper divisors (1).

316144501 is an equidigital number, since it uses as much as digits as its factorization.

316144501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 316144501 is about 17780.4527782619. The cubic root of 316144501 is about 681.2322674620.

The spelling of 316144501 in words is "three hundred sixteen million, one hundred forty-four thousand, five hundred one".