316246477 has 2 divisors, whose sum is σ = 316246478. Its totient is φ = 316246476.

The previous prime is 316246471. The next prime is 316246493. The reversal of 316246477 is 774642613.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 198979236 + 117267241 = 14106^2 + 10829^2 .

It is a cyclic number.

It is not a de Polignac number, because 316246477 - 2⁷ = 316246349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (316246471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158123238 + 158123239.

It is an arithmetic number, because the mean of its divisors is an integer number (158123239).

Almost surely, 2^316246477 is an apocalyptic number.

It is an amenable number.

316246477 is a deficient number, since it is larger than the sum of its proper divisors (1).

316246477 is an equidigital number, since it uses as much as digits as its factorization.

316246477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 169344, while the sum is 40.

The square root of 316246477 is about 17783.3201905606. The cubic root of 316246477 is about 681.3055059900.

The spelling of 316246477 in words is "three hundred sixteen million, two hundred forty-six thousand, four hundred seventy-seven".