313169093 has 2 divisors, whose sum is σ = 313169094. Its totient is φ = 313169092.

The previous prime is 313169089. The next prime is 313169113. The reversal of 313169093 is 390961313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 268238884 + 44930209 = 16378^2 + 6703^2 .

It is a cyclic number.

It is not a de Polignac number, because 313169093 - 2² = 313169089 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313169293) 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, 156584546 + 156584547.

It is an arithmetic number, because the mean of its divisors is an integer number (156584547).

Almost surely, 2^313169093 is an apocalyptic number.

It is an amenable number.

313169093 is a deficient number, since it is larger than the sum of its proper divisors (1).

313169093 is an equidigital number, since it uses as much as digits as its factorization.

313169093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13122, while the sum is 35.

The square root of 313169093 is about 17696.5842184304. The cubic root of 313169093 is about 679.0883783213.

The spelling of 313169093 in words is "three hundred thirteen million, one hundred sixty-nine thousand, ninety-three".