125055030 has 16 divisors (see below), whose sum is σ = 300132144. Its totient is φ = 33348000.

The previous prime is 125054987. The next prime is 125055083. The reversal of 125055030 is 30550521.

It is a junction number, because it is equal to n+sod(n) for n = 125054988 and 125055006.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 2084221 + ... + 2084280.

It is an arithmetic number, because the mean of its divisors is an integer number (18758259).

Almost surely, 2^125055030 is an apocalyptic number.

125055030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125055030 is an abundant number, since it is smaller than the sum of its proper divisors (175077114).

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

125055030 is a wasteful number, since it uses less digits than its factorization.

125055030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4168511.

The product of its (nonzero) digits is 750, while the sum is 21.

The square root of 125055030 is about 11182.8006331151. The cubic root of 125055030 is about 500.0733625687.

It can be divided in two parts, 1250 and 55030, that added together give a triangular number (56280 = T₃₃₅).

The spelling of 125055030 in words is "one hundred twenty-five million, fifty-five thousand, thirty".