125741869171 has 2 divisors, whose sum is σ = 125741869172. Its totient is φ = 125741869170.

The previous prime is 125741869159. The next prime is 125741869271. The reversal of 125741869171 is 171968147521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 125741869171 - 2²³ = 125733480563 is a prime.

It is a super-2 number, since 2×125741869171² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (125741869151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62870934585 + 62870934586.

It is an arithmetic number, because the mean of its divisors is an integer number (62870934586).

Almost surely, 2^125741869171 is an apocalyptic number.

125741869171 is a deficient number, since it is larger than the sum of its proper divisors (1).

125741869171 is an equidigital number, since it uses as much as digits as its factorization.

125741869171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 846720, while the sum is 52.

The spelling of 125741869171 in words is "one hundred twenty-five billion, seven hundred forty-one million, eight hundred sixty-nine thousand, one hundred seventy-one".