12137011 has 4 divisors (see below), whose sum is σ = 12182400. Its totient is φ = 12091624.

The previous prime is 12137003. The next prime is 12137017. The reversal of 12137011 is 11073121.

12137011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 12137011 - 2³ = 12137003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12137017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22291 + ... + 22828.

It is an arithmetic number, because the mean of its divisors is an integer number (3045600).

Almost surely, 2^12137011 is an apocalyptic number.

12137011 is a deficient number, since it is larger than the sum of its proper divisors (45389).

12137011 is an equidigital number, since it uses as much as digits as its factorization.

12137011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45388.

The product of its (nonzero) digits is 42, while the sum is 16.

The square root of 12137011 is about 3483.8213214802. The cubic root of 12137011 is about 229.8108779296.

The spelling of 12137011 in words is "twelve million, one hundred thirty-seven thousand, eleven".