12135046 has 24 divisors (see below), whose sum is σ = 23101416. Its totient is φ = 4727520.

The previous prime is 12135041. The next prime is 12135103. The reversal of 12135046 is 64053121.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12135041) 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 in 11 ways as a sum of consecutive naturals, for example, 4551 + ... + 6706.

It is an arithmetic number, because the mean of its divisors is an integer number (962559).

Almost surely, 2^12135046 is an apocalyptic number.

12135046 is a deficient number, since it is larger than the sum of its proper divisors (10966370).

12135046 is a wasteful number, since it uses less digits than its factorization.

12135046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11284 (or 11277 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 12135046 is about 3483.5392921568. The cubic root of 12135046 is about 229.7984750201.

Adding to 12135046 its reverse (64053121), we get a palindrome (76188167).

The spelling of 12135046 in words is "twelve million, one hundred thirty-five thousand, forty-six".