1102915312997 has 2 divisors, whose sum is σ = 1102915312998. Its totient is φ = 1102915312996.

The previous prime is 1102915312981. The next prime is 1102915313009. The reversal of 1102915312997 is 7992135192011.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 979147851361 + 123767461636 = 989519^2 + 351806^2 .

It is a cyclic number.

It is not a de Polignac number, because 1102915312997 - 2⁴ = 1102915312981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1102915312907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551457656498 + 551457656499.

It is an arithmetic number, because the mean of its divisors is an integer number (551457656499).

Almost surely, 2^{1102915312997} is an apocalyptic number.

It is an amenable number.

1102915312997 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102915312997 is an equidigital number, since it uses as much as digits as its factorization.

1102915312997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 306180, while the sum is 50.

The spelling of 1102915312997 in words is "one trillion, one hundred two billion, nine hundred fifteen million, three hundred twelve thousand, nine hundred ninety-seven".