313471061 has 2 divisors, whose sum is σ = 313471062. Its totient is φ = 313471060.

The previous prime is 313471057. The next prime is 313471069. The reversal of 313471061 is 160174313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 305026225 + 8444836 = 17465^2 + 2906^2 .

It is a cyclic number.

It is not a de Polignac number, because 313471061 - 2² = 313471057 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 313471061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313471069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156735530 + 156735531.

It is an arithmetic number, because the mean of its divisors is an integer number (156735531).

Almost surely, 2^313471061 is an apocalyptic number.

It is an amenable number.

313471061 is a deficient number, since it is larger than the sum of its proper divisors (1).

313471061 is an equidigital number, since it uses as much as digits as its factorization.

313471061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 313471061 is about 17705.1139787351. The cubic root of 313471061 is about 679.3065746991.

The spelling of 313471061 in words is "three hundred thirteen million, four hundred seventy-one thousand, sixty-one".