12929902 has 4 divisors (see below), whose sum is σ = 19394856. Its totient is φ = 6464950.

The previous prime is 12929897. The next prime is 12929941. The reversal of 12929902 is 20992921.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3232474 + ... + 3232477.

It is an arithmetic number, because the mean of its divisors is an integer number (4848714).

Almost surely, 2^12929902 is an apocalyptic number.

12929902 is a deficient number, since it is larger than the sum of its proper divisors (6464954).

12929902 is an equidigital number, since it uses as much as digits as its factorization.

12929902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6464953.

The product of its (nonzero) digits is 5832, while the sum is 34.

The square root of 12929902 is about 3595.8172923551. The cubic root of 12929902 is about 234.7100815888.

It can be divided in two parts, 12929 and 902, that added together give a palindrome (13831).

The spelling of 12929902 in words is "twelve million, nine hundred twenty-nine thousand, nine hundred two".