12269134 has 4 divisors (see below), whose sum is σ = 18403704. Its totient is φ = 6134566.

The previous prime is 12269093. The next prime is 12269137. The reversal of 12269134 is 43196221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43196221 = 107 ⋅403703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12269137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3067282 + ... + 3067285.

It is an arithmetic number, because the mean of its divisors is an integer number (4600926).

Almost surely, 2^12269134 is an apocalyptic number.

12269134 is a deficient number, since it is larger than the sum of its proper divisors (6134570).

12269134 is an equidigital number, since it uses as much as digits as its factorization.

12269134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6134569.

The product of its digits is 2592, while the sum is 28.

The square root of 12269134 is about 3502.7323620282. The cubic root of 12269134 is about 230.6417740558.

It can be divided in two parts, 12269 and 134, that added together give a triangular number (12403 = T₁₅₇).

The spelling of 12269134 in words is "twelve million, two hundred sixty-nine thousand, one hundred thirty-four".