313689093077 has 2 divisors, whose sum is σ = 313689093078. Its totient is φ = 313689093076.

The previous prime is 313689093071. The next prime is 313689093161. The reversal of 313689093077 is 770390986313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 179703079396 + 133986013681 = 423914^2 + 366041^2 .

It is a cyclic number.

It is not a de Polignac number, because 313689093077 - 2²⁴ = 313672315861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313689093071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156844546538 + 156844546539.

It is an arithmetic number, because the mean of its divisors is an integer number (156844546539).

Almost surely, 2^313689093077 is an apocalyptic number.

It is an amenable number.

313689093077 is a deficient number, since it is larger than the sum of its proper divisors (1).

313689093077 is an equidigital number, since it uses as much as digits as its factorization.

313689093077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5143824, while the sum is 56.

The spelling of 313689093077 in words is "three hundred thirteen billion, six hundred eighty-nine million, ninety-three thousand, seventy-seven".