125700450 has 24 divisors (see below), whose sum is σ = 311737488. Its totient is φ = 33520080.

The previous prime is 125700439. The next prime is 125700467. The reversal of 125700450 is 54007521.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 125700450.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 418852 + ... + 419151.

It is an arithmetic number, because the mean of its divisors is an integer number (12989062).

Almost surely, 2^125700450 is an apocalyptic number.

125700450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125700450 is an abundant number, since it is smaller than the sum of its proper divisors (186037038).

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

125700450 is a wasteful number, since it uses less digits than its factorization.

125700450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 838018 (or 838013 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 24.

The square root of 125700450 is about 11211.6212030197. The cubic root of 125700450 is about 500.9321942809.

Adding to 125700450 its reverse (54007521), we get a palindrome (179707971).

The spelling of 125700450 in words is "one hundred twenty-five million, seven hundred thousand, four hundred fifty".