12132746 has 8 divisors (see below), whose sum is σ = 18448644. Its totient is φ = 5983200.

The previous prime is 12132739. The next prime is 12132763. The reversal of 12132746 is 64723121.

It can be written as a sum of positive squares in 2 ways, for example, as 12075625 + 57121 = 3475^2 + 239^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41405 + ... + 41696.

Almost surely, 2^12132746 is an apocalyptic number.

12132746 is a deficient number, since it is larger than the sum of its proper divisors (6315898).

12132746 is an equidigital number, since it uses as much as digits as its factorization.

12132746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83176.

The product of its digits is 2016, while the sum is 26.

The square root of 12132746 is about 3483.2091524914. The cubic root of 12132746 is about 229.7839559187.

Adding to 12132746 its reverse (64723121), we get a palindrome (76855867).

The spelling of 12132746 in words is "twelve million, one hundred thirty-two thousand, seven hundred forty-six".