315743166469 has 2 divisors, whose sum is σ = 315743166470. Its totient is φ = 315743166468.

The previous prime is 315743166451. The next prime is 315743166493. The reversal of 315743166469 is 964661347513.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 238549212225 + 77193954244 = 488415^2 + 277838^2 .

It is a cyclic number.

It is not a de Polignac number, because 315743166469 - 2³³ = 307153231877 is a prime.

It is a super-2 number, since 2×315743166469² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (315743166419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157871583234 + 157871583235.

It is an arithmetic number, because the mean of its divisors is an integer number (157871583235).

Almost surely, 2^315743166469 is an apocalyptic number.

It is an amenable number.

315743166469 is a deficient number, since it is larger than the sum of its proper divisors (1).

315743166469 is an equidigital number, since it uses as much as digits as its factorization.

315743166469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9797760, while the sum is 55.

The spelling of 315743166469 in words is "three hundred fifteen billion, seven hundred forty-three million, one hundred sixty-six thousand, four hundred sixty-nine".