125055402 has 16 divisors (see below), whose sum is σ = 251791200. Its totient is φ = 41405072.

The previous prime is 125055401. The next prime is 125055409. The reversal of 125055402 is 204550521.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (125055401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69048 + ... + 70835.

It is an arithmetic number, because the mean of its divisors is an integer number (15736950).

Almost surely, 2^125055402 is an apocalyptic number.

125055402 is an abundant number, since it is smaller than the sum of its proper divisors (126735798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125055402 is a wasteful number, since it uses less digits than its factorization.

125055402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140037.

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 125055402 is about 11182.8172657877. The cubic root of 125055402 is about 500.0738584227.

The spelling of 125055402 in words is "one hundred twenty-five million, fifty-five thousand, four hundred two".