125803144 has 8 divisors (see below), whose sum is σ = 235880910. Its totient is φ = 62901568.

The previous prime is 125803109. The next prime is 125803229. The reversal of 125803144 is 441308521.

It can be written as a sum of positive squares in only one way, i.e., 83942244 + 41860900 = 9162^2 + 6470^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7862689 + ... + 7862704.

Almost surely, 2^125803144 is an apocalyptic number.

It is an amenable number.

125803144 is a deficient number, since it is larger than the sum of its proper divisors (110077766).

125803144 is a wasteful number, since it uses less digits than its factorization.

125803144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15725399 (or 15725395 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 125803144 is about 11216.2000695423. The cubic root of 125803144 is about 501.0685733418.

The spelling of 125803144 in words is "one hundred twenty-five million, eight hundred three thousand, one hundred forty-four".