1101110999957 has 2 divisors, whose sum is σ = 1101110999958. Its totient is φ = 1101110999956.

The previous prime is 1101110999941. The next prime is 1101110999993. The reversal of 1101110999957 is 7599990111011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 937970943121 + 163140056836 = 968489^2 + 403906^2 .

It is a cyclic number.

It is not a de Polignac number, because 1101110999957 - 2⁴ = 1101110999941 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1101110999899 and 1101110999908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101110990957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550555499978 + 550555499979.

It is an arithmetic number, because the mean of its divisors is an integer number (550555499979).

Almost surely, 2^{1101110999957} is an apocalyptic number.

It is an amenable number.

1101110999957 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101110999957 is an equidigital number, since it uses as much as digits as its factorization.

1101110999957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 229635, while the sum is 53.

The spelling of 1101110999957 in words is "one trillion, one hundred one billion, one hundred ten million, nine hundred ninety-nine thousand, nine hundred fifty-seven".