125883418 has 4 divisors (see below), whose sum is σ = 188825130. Its totient is φ = 62941708.

The previous prime is 125883389. The next prime is 125883421. The reversal of 125883418 is 814388521.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 125148969 + 734449 = 11187^2 + 857^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31470853 + ... + 31470856.

Almost surely, 2^125883418 is an apocalyptic number.

125883418 is a deficient number, since it is larger than the sum of its proper divisors (62941712).

125883418 is an equidigital number, since it uses as much as digits as its factorization.

125883418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62941711.

The product of its digits is 61440, while the sum is 40.

The square root of 125883418 is about 11219.7779835432. Note that the first 3 decimals coincide. The cubic root of 125883418 is about 501.1751266577.

The spelling of 125883418 in words is "one hundred twenty-five million, eight hundred eighty-three thousand, four hundred eighteen".