11297912 has 8 divisors (see below), whose sum is σ = 21183600. Its totient is φ = 5648952.

The previous prime is 11297893. The next prime is 11297917. The reversal of 11297912 is 21979211.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11297917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 706112 + ... + 706127.

It is an arithmetic number, because the mean of its divisors is an integer number (2647950).

Almost surely, 2^11297912 is an apocalyptic number.

It is an amenable number.

11297912 is a deficient number, since it is larger than the sum of its proper divisors (9885688).

11297912 is a wasteful number, since it uses less digits than its factorization.

11297912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1412245 (or 1412241 counting only the distinct ones).

The product of its digits is 2268, while the sum is 32.

The square root of 11297912 is about 3361.2366771770. The cubic root of 11297912 is about 224.3878802516.

The spelling of 11297912 in words is "eleven million, two hundred ninety-seven thousand, nine hundred twelve".