125426269 has 2 divisors, whose sum is σ = 125426270. Its totient is φ = 125426268.

The previous prime is 125426243. The next prime is 125426297. The reversal of 125426269 is 962624521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 106399225 + 19027044 = 10315^2 + 4362^2 .

It is a cyclic number.

It is not a de Polignac number, because 125426269 - 2⁹ = 125425757 is a prime.

It is a super-2 number, since 2×125426269² = 31463497910520722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125426209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62713134 + 62713135.

It is an arithmetic number, because the mean of its divisors is an integer number (62713135).

Almost surely, 2^125426269 is an apocalyptic number.

It is an amenable number.

125426269 is a deficient number, since it is larger than the sum of its proper divisors (1).

125426269 is an equidigital number, since it uses as much as digits as its factorization.

125426269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51840, while the sum is 37.

The square root of 125426269 is about 11199.3869921527. The cubic root of 125426269 is about 500.5677138247.

The spelling of 125426269 in words is "one hundred twenty-five million, four hundred twenty-six thousand, two hundred sixty-nine".