125821748 has 24 divisors (see below), whose sum is σ = 241150560. Its totient is φ = 57085920.

The previous prime is 125821739. The next prime is 125821763. The reversal of 125821748 is 847128521.

It is a super-2 number, since 2×125821748² = 31662224539551008, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17438 + ... + 23573.

It is an arithmetic number, because the mean of its divisors is an integer number (10047940).

Almost surely, 2^125821748 is an apocalyptic number.

It is an amenable number.

125821748 is a deficient number, since it is larger than the sum of its proper divisors (115328812).

125821748 is a wasteful number, since it uses less digits than its factorization.

125821748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41087 (or 41085 counting only the distinct ones).

The product of its digits is 35840, while the sum is 38.

The square root of 125821748 is about 11217.0293750173. The cubic root of 125821748 is about 501.0932717714.

The spelling of 125821748 in words is "one hundred twenty-five million, eight hundred twenty-one thousand, seven hundred forty-eight".