12662903 has 8 divisors (see below), whose sum is σ = 14414976. Its totient is φ = 11011000.

The previous prime is 12662899. The next prime is 12662939. The reversal of 12662903 is 30926621.

12662903 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 12662903 - 2² = 12662899 is a prime.

It is a super-2 number, since 2×12662903² = 320698224774818, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12662953) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24773 + ... + 25278.

It is an arithmetic number, because the mean of its divisors is an integer number (1801872).

Almost surely, 2^12662903 is an apocalyptic number.

12662903 is a deficient number, since it is larger than the sum of its proper divisors (1752073).

12662903 is a wasteful number, since it uses less digits than its factorization.

12662903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50085.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 12662903 is about 3558.4972952076. The cubic root of 12662903 is about 233.0832651992.

The spelling of 12662903 in words is "twelve million, six hundred sixty-two thousand, nine hundred three".