125104392 has 128 divisors (see below), whose sum is σ = 401721600. Its totient is φ = 35334144.

The previous prime is 125104373. The next prime is 125104393. The reversal of 125104392 is 293401521.

It is a super-2 number, since 2×125104392² = 31302217795379328, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (125104393) 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 in 31 ways as a sum of consecutive naturals, for example, 146238 + ... + 147090.

It is an arithmetic number, because the mean of its divisors is an integer number (3138450).

Almost surely, 2^125104392 is an apocalyptic number.

125104392 is a gapful number since it is divisible by the number (12) 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 125104392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (200860800).

125104392 is an abundant number, since it is smaller than the sum of its proper divisors (276617208).

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

125104392 is a wasteful number, since it uses less digits than its factorization.

125104392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 972 (or 962 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 125104392 is about 11185.0074653529. The cubic root of 125104392 is about 500.1391506040.

The spelling of 125104392 in words is "one hundred twenty-five million, one hundred four thousand, three hundred ninety-two".