125481994 has 8 divisors (see below), whose sum is σ = 205334208. Its totient is φ = 57037260.

The previous prime is 125481977. The next prime is 125482001. The reversal of 125481994 is 499184521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 125481994.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2851842 + ... + 2851885.

It is an arithmetic number, because the mean of its divisors is an integer number (25666776).

Almost surely, 2^125481994 is an apocalyptic number.

125481994 is a deficient number, since it is larger than the sum of its proper divisors (79852214).

125481994 is a wasteful number, since it uses less digits than its factorization.

125481994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5703740.

The product of its digits is 103680, while the sum is 43.

The square root of 125481994 is about 11201.8745752664. The cubic root of 125481994 is about 500.6418344113.

The spelling of 125481994 in words is "one hundred twenty-five million, four hundred eighty-one thousand, nine hundred ninety-four".