313196929 has 2 divisors, whose sum is σ = 313196930. Its totient is φ = 313196928.

The previous prime is 313196921. The next prime is 313196953. The reversal of 313196929 is 929691313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 295049329 + 18147600 = 17177^2 + 4260^2 .

It is an emirp because it is prime and its reverse (929691313) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 313196929 - 2³ = 313196921 is a prime.

It is equal to p_16927972 and since 313196929 and 16927972 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (313196921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156598464 + 156598465.

It is an arithmetic number, because the mean of its divisors is an integer number (156598465).

Almost surely, 2^313196929 is an apocalyptic number.

It is an amenable number.

313196929 is a deficient number, since it is larger than the sum of its proper divisors (1).

313196929 is an equidigital number, since it uses as much as digits as its factorization.

313196929 is an evil number, because the sum of its binary digits is even.

The product of its digits is 78732, while the sum is 43.

The square root of 313196929 is about 17697.3706804146. The cubic root of 313196929 is about 679.1084979568.

The spelling of 313196929 in words is "three hundred thirteen million, one hundred ninety-six thousand, nine hundred twenty-nine".