125062100 has 36 divisors (see below), whose sum is σ = 274203804. Its totient is φ = 49505280.

The previous prime is 125062099. The next prime is 125062117. The reversal of 125062100 is 1260521.

It can be written as a sum of positive squares in 6 ways, for example, as 1674436 + 123387664 = 1294^2 + 11108^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3254 + ... + 16146.

Almost surely, 2^125062100 is an apocalyptic number.

125062100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125062100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137101902).

125062100 is an abundant number, since it is smaller than the sum of its proper divisors (149141704).

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

125062100 is a wasteful number, since it uses less digits than its factorization.

125062100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13004 (or 12997 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 125062100 is about 11183.1167390849. The cubic root of 125062100 is about 500.0827862921.

The spelling of 125062100 in words is "one hundred twenty-five million, sixty-two thousand, one hundred".