313777413 has 6 divisors (see below), whose sum is σ = 453234054. Its totient is φ = 209184936.

The previous prime is 313777397. The next prime is 313777417. The reversal of 313777413 is 314777313.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 208571364 + 105206049 = 14442^2 + 10257^2 .

It is not a de Polignac number, because 313777413 - 2⁴ = 313777397 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313777417) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17432070 + ... + 17432087.

It is an arithmetic number, because the mean of its divisors is an integer number (75539009).

Almost surely, 2^313777413 is an apocalyptic number.

It is an amenable number.

313777413 is a deficient number, since it is larger than the sum of its proper divisors (139456641).

313777413 is a wasteful number, since it uses less digits than its factorization.

313777413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34864163 (or 34864160 counting only the distinct ones).

The product of its digits is 37044, while the sum is 36.

The square root of 313777413 is about 17713.7633776677. The cubic root of 313777413 is about 679.5277957270.

The spelling of 313777413 in words is "three hundred thirteen million, seven hundred seventy-seven thousand, four hundred thirteen".