10661057114159 has 2 divisors, whose sum is σ = 10661057114160. Its totient is φ = 10661057114158.

The previous prime is 10661057114143. The next prime is 10661057114207. The reversal of 10661057114159 is 95141175016601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10661057114159 - 2⁴ = 10661057114143 is a prime.

It is a super-2 number, since 2×10661057114159² (a number of 27 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10661057114459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5330528557079 + 5330528557080.

It is an arithmetic number, because the mean of its divisors is an integer number (5330528557080).

Almost surely, 2^{10661057114159} is an apocalyptic number.

10661057114159 is a deficient number, since it is larger than the sum of its proper divisors (1).

10661057114159 is an equidigital number, since it uses as much as digits as its factorization.

10661057114159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 226800, while the sum is 47.

The spelling of 10661057114159 in words is "ten trillion, six hundred sixty-one billion, fifty-seven million, one hundred fourteen thousand, one hundred fifty-nine".