125641955 has 8 divisors (see below), whose sum is σ = 152894304. Its totient is φ = 99097600.

The previous prime is 125641931. The next prime is 125641963. The reversal of 125641955 is 559146521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 125641955 - 2¹⁴ = 125625571 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176606 + ... + 177315.

It is an arithmetic number, because the mean of its divisors is an integer number (19111788).

Almost surely, 2^125641955 is an apocalyptic number.

125641955 is a deficient number, since it is larger than the sum of its proper divisors (27252349).

125641955 is an equidigital number, since it uses as much as digits as its factorization.

125641955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353997.

The product of its digits is 54000, while the sum is 38.

The square root of 125641955 is about 11209.0122223147. The cubic root of 125641955 is about 500.8544788998.

The spelling of 125641955 in words is "one hundred twenty-five million, six hundred forty-one thousand, nine hundred fifty-five".