12904954 has 4 divisors (see below), whose sum is σ = 19357434. Its totient is φ = 6452476.

The previous prime is 12904919. The next prime is 12904961. The reversal of 12904954 is 45940921.

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

It can be written as a sum of positive squares in only one way, i.e., 11068929 + 1836025 = 3327^2 + 1355^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3226237 + ... + 3226240.

Almost surely, 2^12904954 is an apocalyptic number.

12904954 is a deficient number, since it is larger than the sum of its proper divisors (6452480).

12904954 is an equidigital number, since it uses as much as digits as its factorization.

12904954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6452479.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 12904954 is about 3592.3465868426. The cubic root of 12904954 is about 234.5590281827.

The spelling of 12904954 in words is "twelve million, nine hundred four thousand, nine hundred fifty-four".