12491364 has 12 divisors (see below), whose sum is σ = 29146544. Its totient is φ = 4163784.

The previous prime is 12491351. The next prime is 12491389. The reversal of 12491364 is 46319421.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

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 in 3 ways as a sum of consecutive naturals, for example, 520462 + ... + 520485.

Almost surely, 2^12491364 is an apocalyptic number.

It is an amenable number.

12491364 is an abundant number, since it is smaller than the sum of its proper divisors (16655180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12491364 is a wasteful number, since it uses less digits than its factorization.

12491364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1040954 (or 1040952 counting only the distinct ones).

The product of its digits is 5184, while the sum is 30.

The square root of 12491364 is about 3534.3123800819. The cubic root of 12491364 is about 232.0259830194.

The spelling of 12491364 in words is "twelve million, four hundred ninety-one thousand, three hundred sixty-four".