125741155167191 has 2 divisors, whose sum is σ = 125741155167192. Its totient is φ = 125741155167190.

The previous prime is 125741155167083. The next prime is 125741155167203. The reversal of 125741155167191 is 191761551147521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 125741155167191 - 2⁴⁶ = 55372410989527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125741155167791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62870577583595 + 62870577583596.

It is an arithmetic number, because the mean of its divisors is an integer number (62870577583596).

Almost surely, 2^{125741155167191} is an apocalyptic number.

125741155167191 is a deficient number, since it is larger than the sum of its proper divisors (1).

125741155167191 is an equidigital number, since it uses as much as digits as its factorization.

125741155167191 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2646000, while the sum is 56.

The spelling of 125741155167191 in words is "one hundred twenty-five trillion, seven hundred forty-one billion, one hundred fifty-five million, one hundred sixty-seven thousand, one hundred ninety-one".