125553344 has 28 divisors (see below), whose sum is σ = 284738064. Its totient is φ = 53808384.

The previous prime is 125553341. The next prime is 125553361. The reversal of 125553344 is 443355521.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (28).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 125553344.

It is not an unprimeable number, because it can be changed into a prime (125553341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139679 + ... + 140574.

Almost surely, 2^125553344 is an apocalyptic number.

125553344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

125553344 is an abundant number, since it is smaller than the sum of its proper divisors (159184720).

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

125553344 is an equidigital number, since it uses as much as digits as its factorization.

125553344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280272 (or 280262 counting only the distinct ones).

The product of its digits is 36000, while the sum is 32.

The square root of 125553344 is about 11205.0588574983. The cubic root of 125553344 is about 500.7367059954.

The spelling of 125553344 in words is "one hundred twenty-five million, five hundred fifty-three thousand, three hundred forty-four".