164377313 has 2 divisors, whose sum is σ = 164377314. Its totient is φ = 164377312.

The previous prime is 164377309. The next prime is 164377321. The reversal of 164377313 is 313773461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 93934864 + 70442449 = 9692^2 + 8393^2 .

It is a cyclic number.

It is not a de Polignac number, because 164377313 - 2² = 164377309 is a prime.

It is not a weakly prime, because it can be changed into another prime (164377373) 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, 82188656 + 82188657.

It is an arithmetic number, because the mean of its divisors is an integer number (82188657).

Almost surely, 2^164377313 is an apocalyptic number.

It is an amenable number.

164377313 is a deficient number, since it is larger than the sum of its proper divisors (1).

164377313 is an equidigital number, since it uses as much as digits as its factorization.

164377313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31752, while the sum is 35.

The square root of 164377313 is about 12820.9716090474. The cubic root of 164377313 is about 547.7898222980.

The spelling of 164377313 in words is "one hundred sixty-four million, three hundred seventy-seven thousand, three hundred thirteen".