125091224579 has 2 divisors, whose sum is σ = 125091224580. Its totient is φ = 125091224578.

The previous prime is 125091224569. The next prime is 125091224611. The reversal of 125091224579 is 975422190521.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 125091224579 - 2²⁴ = 125074447363 is a prime.

It is not a weakly prime, because it can be changed into another prime (125091224519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62545612289 + 62545612290.

It is an arithmetic number, because the mean of its divisors is an integer number (62545612290).

Almost surely, 2^125091224579 is an apocalyptic number.

125091224579 is a deficient number, since it is larger than the sum of its proper divisors (1).

125091224579 is an equidigital number, since it uses as much as digits as its factorization.

125091224579 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 453600, while the sum is 47.

The spelling of 125091224579 in words is "one hundred twenty-five billion, ninety-one million, two hundred twenty-four thousand, five hundred seventy-nine".