104297312698981 has 2 divisors, whose sum is σ = 104297312698982. Its totient is φ = 104297312698980.

The previous prime is 104297312698973. The next prime is 104297312699039. The reversal of 104297312698981 is 189896213792401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 61408632085956 + 42888680613025 = 7836366^2 + 6548945^2 .

It is a cyclic number.

It is not a de Polignac number, because 104297312698981 - 2³ = 104297312698973 is a prime.

It is a super-2 number, since 2×104297312698981² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 104297312698981.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104297312698081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52148656349490 + 52148656349491.

It is an arithmetic number, because the mean of its divisors is an integer number (52148656349491).

Almost surely, 2^{104297312698981} is an apocalyptic number.

It is an amenable number.

104297312698981 is a deficient number, since it is larger than the sum of its proper divisors (1).

104297312698981 is an equidigital number, since it uses as much as digits as its factorization.

104297312698981 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 94058496, while the sum is 70.

The spelling of 104297312698981 in words is "one hundred four trillion, two hundred ninety-seven billion, three hundred twelve million, six hundred ninety-eight thousand, nine hundred eighty-one".