125550259 has 2 divisors, whose sum is σ = 125550260. Its totient is φ = 125550258.

The previous prime is 125550209. The next prime is 125550281. The reversal of 125550259 is 952055521.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (952055521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 125550259 - 2⁹ = 125549747 is a prime.

It is not a weakly prime, because it can be changed into another prime (125550209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62775129 + 62775130.

It is an arithmetic number, because the mean of its divisors is an integer number (62775130).

Almost surely, 2^125550259 is an apocalyptic number.

125550259 is a deficient number, since it is larger than the sum of its proper divisors (1).

125550259 is an equidigital number, since it uses as much as digits as its factorization.

125550259 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22500, while the sum is 34.

The square root of 125550259 is about 11204.9211956176. The cubic root of 125550259 is about 500.7326047230.

The spelling of 125550259 in words is "one hundred twenty-five million, five hundred fifty thousand, two hundred fifty-nine".