12392127 has 48 divisors (see below), whose sum is σ = 20756736. Its totient is φ = 7056000.

The previous prime is 12392113. The next prime is 12392129. The reversal of 12392127 is 72129321.

It is not a de Polignac number, because 12392127 - 2⁴ = 12392111 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12392127.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12392129) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 174502 + ... + 174572.

It is an arithmetic number, because the mean of its divisors is an integer number (432432).

Almost surely, 2^12392127 is an apocalyptic number.

12392127 is a deficient number, since it is larger than the sum of its proper divisors (8364609).

12392127 is a wasteful number, since it uses less digits than its factorization.

12392127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172 (or 169 counting only the distinct ones).

The product of its digits is 1512, while the sum is 27.

The square root of 12392127 is about 3520.2453039526. The cubic root of 12392127 is about 231.4099091686.

The spelling of 12392127 in words is "twelve million, three hundred ninety-two thousand, one hundred twenty-seven".