102811460849 has 2 divisors, whose sum is σ = 102811460850. Its totient is φ = 102811460848.

The previous prime is 102811460831. The next prime is 102811460897. The reversal of 102811460849 is 948064118201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85011898624 + 17799562225 = 291568^2 + 133415^2 .

It is a cyclic number.

It is not a de Polignac number, because 102811460849 - 2⁸ = 102811460593 is a prime.

It is not a weakly prime, because it can be changed into another prime (102811460819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51405730424 + 51405730425.

It is an arithmetic number, because the mean of its divisors is an integer number (51405730425).

Almost surely, 2^102811460849 is an apocalyptic number.

It is an amenable number.

102811460849 is a deficient number, since it is larger than the sum of its proper divisors (1).

102811460849 is an equidigital number, since it uses as much as digits as its factorization.

102811460849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 110592, while the sum is 44.

The spelling of 102811460849 in words is "one hundred two billion, eight hundred eleven million, four hundred sixty thousand, eight hundred forty-nine".