12899379 has 32 divisors (see below), whose sum is σ = 19353600. Its totient is φ = 7603200.

The previous prime is 12899371. The next prime is 12899431. The reversal of 12899379 is 97399821.

12899379 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12899379 - 2³ = 12899371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12899371) by changing a digit.

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 in 31 ways as a sum of consecutive naturals, for example, 64722 + ... + 64920.

It is an arithmetic number, because the mean of its divisors is an integer number (604800).

Almost surely, 2^12899379 is an apocalyptic number.

12899379 is a deficient number, since it is larger than the sum of its proper divisors (6454221).

12899379 is a wasteful number, since it uses less digits than its factorization.

12899379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291.

The product of its digits is 244944, while the sum is 48.

The square root of 12899379 is about 3591.5705478244. The cubic root of 12899379 is about 234.5252464548.

The spelling of 12899379 in words is "twelve million, eight hundred ninety-nine thousand, three hundred seventy-nine".