125156463241 has 2 divisors, whose sum is σ = 125156463242. Its totient is φ = 125156463240.

The previous prime is 125156463221. The next prime is 125156463251. The reversal of 125156463241 is 142364651521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93828879225 + 31327584016 = 306315^2 + 176996^2 .

It is an emirp because it is prime and its reverse (142364651521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 125156463241 - 2⁵ = 125156463209 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125156463194 and 125156463203.

It is not a weakly prime, because it can be changed into another prime (125156463221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62578231620 + 62578231621.

It is an arithmetic number, because the mean of its divisors is an integer number (62578231621).

Almost surely, 2^125156463241 is an apocalyptic number.

It is an amenable number.

125156463241 is a deficient number, since it is larger than the sum of its proper divisors (1).

125156463241 is an equidigital number, since it uses as much as digits as its factorization.

125156463241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 172800, while the sum is 40.

The spelling of 125156463241 in words is "one hundred twenty-five billion, one hundred fifty-six million, four hundred sixty-three thousand, two hundred forty-one".