105377493161 has 2 divisors, whose sum is σ = 105377493162. Its totient is φ = 105377493160.

The previous prime is 105377493149. The next prime is 105377493167. The reversal of 105377493161 is 161394773501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 105336597136 + 40896025 = 324556^2 + 6395^2 .

It is a cyclic number.

It is not a de Polignac number, because 105377493161 - 2²² = 105373298857 is a prime.

It is a super-2 number, since 2×105377493161² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (105377493167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52688746580 + 52688746581.

It is an arithmetic number, because the mean of its divisors is an integer number (52688746581).

Almost surely, 2^105377493161 is an apocalyptic number.

It is an amenable number.

105377493161 is a deficient number, since it is larger than the sum of its proper divisors (1).

105377493161 is an equidigital number, since it uses as much as digits as its factorization.

105377493161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 476280, while the sum is 47.

The spelling of 105377493161 in words is "one hundred five billion, three hundred seventy-seven million, four hundred ninety-three thousand, one hundred sixty-one".