12037091 has 8 divisors (see below), whose sum is σ = 13157424. Its totient is φ = 10921120.

The previous prime is 12037063. The next prime is 12037093. The reversal of 12037091 is 19073021.

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

It is a cyclic number.

It is not a de Polignac number, because 12037091 - 2¹⁰ = 12036067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12037093) 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, 8081 + ... + 9453.

It is an arithmetic number, because the mean of its divisors is an integer number (1644678).

Almost surely, 2^12037091 is an apocalyptic number.

12037091 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12037091 is a deficient number, since it is larger than the sum of its proper divisors (1120333).

12037091 is a wasteful number, since it uses less digits than its factorization.

12037091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2181.

The product of its (nonzero) digits is 378, while the sum is 23.

The square root of 12037091 is about 3469.4511093255. The cubic root of 12037091 is about 229.1784869863.

The spelling of 12037091 in words is "twelve million, thirty-seven thousand, ninety-one".