313363170149 has 2 divisors, whose sum is σ = 313363170150. Its totient is φ = 313363170148.

The previous prime is 313363170137. The next prime is 313363170179. The reversal of 313363170149 is 941071363313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 247811809249 + 65551360900 = 497807^2 + 256030^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313363170149 is a prime.

It is a super-2 number, since 2×313363170149² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313363170179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156681585074 + 156681585075.

It is an arithmetic number, because the mean of its divisors is an integer number (156681585075).

Almost surely, 2^313363170149 is an apocalyptic number.

It is an amenable number.

313363170149 is a deficient number, since it is larger than the sum of its proper divisors (1).

313363170149 is an equidigital number, since it uses as much as digits as its factorization.

313363170149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 122472, while the sum is 41.

The spelling of 313363170149 in words is "three hundred thirteen billion, three hundred sixty-three million, one hundred seventy thousand, one hundred forty-nine".