125858023 has 2 divisors, whose sum is σ = 125858024. Its totient is φ = 125858022.

The previous prime is 125858017. The next prime is 125858077. The reversal of 125858023 is 320858521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 125858023 - 2¹³ = 125849831 is a prime.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 125858023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125858003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62929011 + 62929012.

It is an arithmetic number, because the mean of its divisors is an integer number (62929012).

Almost surely, 2^125858023 is an apocalyptic number.

125858023 is a deficient number, since it is larger than the sum of its proper divisors (1).

125858023 is an equidigital number, since it uses as much as digits as its factorization.

125858023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19200, while the sum is 34.

The square root of 125858023 is about 11218.6462195757. The cubic root of 125858023 is about 501.1414229910.

The spelling of 125858023 in words is "one hundred twenty-five million, eight hundred fifty-eight thousand, twenty-three".