125222039 has 2 divisors, whose sum is σ = 125222040. Its totient is φ = 125222038.

The previous prime is 125222033. The next prime is 125222089. The reversal of 125222039 is 930222521.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125222039 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 125221999 and 125222017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125222033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62611019 + 62611020.

It is an arithmetic number, because the mean of its divisors is an integer number (62611020).

Almost surely, 2^125222039 is an apocalyptic number.

125222039 is a deficient number, since it is larger than the sum of its proper divisors (1).

125222039 is an equidigital number, since it uses as much as digits as its factorization.

125222039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 125222039 is about 11190.2653677203. The cubic root of 125222039 is about 500.2958768792.

The spelling of 125222039 in words is "one hundred twenty-five million, two hundred twenty-two thousand, thirty-nine".