125992450 has 48 divisors (see below), whose sum is σ = 241134120. Its totient is φ = 48960000.

The previous prime is 125992429. The next prime is 125992453. The reversal of 125992450 is 54299521.

It can be written as a sum of positive squares in 12 ways, for example, as 27447121 + 98545329 = 5239^2 + 9927^2 .

It is not an unprimeable number, because it can be changed into a prime (125992453) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 307846 + ... + 308254.

Almost surely, 2^125992450 is an apocalyptic number.

125992450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125992450 is a deficient number, since it is larger than the sum of its proper divisors (115141670).

125992450 is a wasteful number, since it uses less digits than its factorization.

125992450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583 (or 578 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 37.

The square root of 125992450 is about 11224.6358515544. The cubic root of 125992450 is about 501.3197799633.

The spelling of 125992450 in words is "one hundred twenty-five million, nine hundred ninety-two thousand, four hundred fifty".