12266137 has 8 divisors (see below), whose sum is σ = 13517504. Its totient is φ = 11058768.

The previous prime is 12266123. The next prime is 12266171. The reversal of 12266137 is 73166221.

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 12266137 - 2¹⁵ = 12233369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12266237) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 10413 + ... + 11530.

It is an arithmetic number, because the mean of its divisors is an integer number (1689688).

Almost surely, 2^12266137 is an apocalyptic number.

It is an amenable number.

12266137 is a deficient number, since it is larger than the sum of its proper divisors (1251367).

12266137 is a wasteful number, since it uses less digits than its factorization.

12266137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21999.

The product of its digits is 3024, while the sum is 28.

The square root of 12266137 is about 3502.3045270222. The cubic root of 12266137 is about 230.6229927876.

It can be divided in two parts, 12266 and 137, that added together give a triangular number (12403 = T₁₅₇).

The spelling of 12266137 in words is "twelve million, two hundred sixty-six thousand, one hundred thirty-seven".