908131502713 has 2 divisors, whose sum is σ = 908131502714. Its totient is φ = 908131502712.

The previous prime is 908131502623. The next prime is 908131502731. The reversal of 908131502713 is 317205131809.

Together with next prime (908131502731) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 871155289449 + 36976213264 = 933357^2 + 192292^2 .

It is a cyclic number.

It is not a de Polignac number, because 908131502713 - 2¹³ = 908131494521 is a prime.

It is not a weakly prime, because it can be changed into another prime (908131500713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 454065751356 + 454065751357.

It is an arithmetic number, because the mean of its divisors is an integer number (454065751357).

Almost surely, 2^908131502713 is an apocalyptic number.

It is an amenable number.

908131502713 is a deficient number, since it is larger than the sum of its proper divisors (1).

908131502713 is an equidigital number, since it uses as much as digits as its factorization.

908131502713 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45360, while the sum is 40.

The spelling of 908131502713 in words is "nine hundred eight billion, one hundred thirty-one million, five hundred two thousand, seven hundred thirteen".