12499927 has 4 divisors (see below), whose sum is σ = 13636296. Its totient is φ = 11363560.

The previous prime is 12499919. The next prime is 12499987. The reversal of 12499927 is 72999421.

12499927 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 12499927 - 2³ = 12499919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12499987) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 568168 + ... + 568189.

It is an arithmetic number, because the mean of its divisors is an integer number (3409074).

Almost surely, 2^12499927 is an apocalyptic number.

12499927 is a deficient number, since it is larger than the sum of its proper divisors (1136369).

12499927 is a wasteful number, since it uses less digits than its factorization.

12499927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136368.

The product of its digits is 81648, while the sum is 43.

The square root of 12499927 is about 3535.5235821587. The cubic root of 12499927 is about 232.0789898984.

The spelling of 12499927 in words is "twelve million, four hundred ninety-nine thousand, nine hundred twenty-seven".