199412125 has 64 divisors (see below), whose sum is σ = 303264000. Its totient is φ = 129024000.

The previous prime is 199412099. The next prime is 199412177. The reversal of 199412125 is 521214991.

It is not a de Polignac number, because 199412125 - 2⁹ = 199411613 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 443901 + ... + 444349.

It is an arithmetic number, because the mean of its divisors is an integer number (4738500).

Almost surely, 2^199412125 is an apocalyptic number.

It is an amenable number.

199412125 is a deficient number, since it is larger than the sum of its proper divisors (103851875).

199412125 is a wasteful number, since it uses less digits than its factorization.

199412125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511 (or 501 counting only the distinct ones).

The product of its digits is 6480, while the sum is 34.

The square root of 199412125 is about 14121.3358079185. The cubic root of 199412125 is about 584.2299996748.

The spelling of 199412125 in words is "one hundred ninety-nine million, four hundred twelve thousand, one hundred twenty-five".