313466485861 has 2 divisors, whose sum is σ = 313466485862. Its totient is φ = 313466485860.

The previous prime is 313466485837. The next prime is 313466485979. The reversal of 313466485861 is 168584664313.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 283789532961 + 29676952900 = 532719^2 + 172270^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313466485861 is a prime.

It is a super-2 number, since 2×313466485861² (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 (313466485831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156733242930 + 156733242931.

It is an arithmetic number, because the mean of its divisors is an integer number (156733242931).

Almost surely, 2^313466485861 is an apocalyptic number.

It is an amenable number.

313466485861 is a deficient number, since it is larger than the sum of its proper divisors (1).

313466485861 is an equidigital number, since it uses as much as digits as its factorization.

313466485861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9953280, while the sum is 55.

The spelling of 313466485861 in words is "three hundred thirteen billion, four hundred sixty-six million, four hundred eighty-five thousand, eight hundred sixty-one".