12003902 has 8 divisors (see below), whose sum is σ = 18174456. Its totient is φ = 5945752.

The previous prime is 12003881. The next prime is 12003911. The reversal of 12003902 is 20930021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27833 + ... + 28260.

It is an arithmetic number, because the mean of its divisors is an integer number (2271807).

Almost surely, 2^12003902 is an apocalyptic number.

12003902 is a deficient number, since it is larger than the sum of its proper divisors (6170554).

12003902 is a wasteful number, since it uses less digits than its factorization.

12003902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56202.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 12003902 is about 3464.6647745489. The cubic root of 12003902 is about 228.9676606825.

Adding to 12003902 its reverse (20930021), we get a palindrome (32933923).

The spelling of 12003902 in words is "twelve million, three thousand, nine hundred two".