125053450 has 24 divisors (see below), whose sum is σ = 236547360. Its totient is φ = 49172400.

The previous prime is 125053399. The next prime is 125053457. The reversal of 125053450 is 54350521.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (125053457) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18246 + ... + 24145.

It is an arithmetic number, because the mean of its divisors is an integer number (9856140).

Almost surely, 2^125053450 is an apocalyptic number.

125053450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125053450 is a deficient number, since it is larger than the sum of its proper divisors (111493910).

125053450 is a wasteful number, since it uses less digits than its factorization.

125053450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42462 (or 42457 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 125053450 is about 11182.7299886924. The cubic root of 125053450 is about 500.0712565112.

The spelling of 125053450 in words is "one hundred twenty-five million, fifty-three thousand, four hundred fifty".