125463015641 has 4 divisors (see below), whose sum is σ = 127335598032. Its totient is φ = 123590433252.

The previous prime is 125463015637. The next prime is 125463015649. The reversal of 125463015641 is 146510364521.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 146510364521 = 31 ⋅4726140791.

It is a cyclic number.

It is not a de Polignac number, because 125463015641 - 2² = 125463015637 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 125463015595 and 125463015604.

It is not an unprimeable number, because it can be changed into a prime (125463015649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 936291095 + ... + 936291228.

It is an arithmetic number, because the mean of its divisors is an integer number (31833899508).

Almost surely, 2^125463015641 is an apocalyptic number.

It is an amenable number.

125463015641 is a deficient number, since it is larger than the sum of its proper divisors (1872582391).

125463015641 is an equidigital number, since it uses as much as digits as its factorization.

125463015641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1872582390.

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 125463015641 in words is "one hundred twenty-five billion, four hundred sixty-three million, fifteen thousand, six hundred forty-one".