132136243 has 4 divisors (see below), whose sum is σ = 132161128. Its totient is φ = 132111360.

The previous prime is 132136237. The next prime is 132136247. The reversal of 132136243 is 342631231.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132136243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132136247) 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, 921 + ... + 16282.

It is an arithmetic number, because the mean of its divisors is an integer number (33040282).

Almost surely, 2^132136243 is an apocalyptic number.

132136243 is a deficient number, since it is larger than the sum of its proper divisors (24885).

132136243 is an equidigital number, since it uses as much as digits as its factorization.

132136243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24884.

The product of its digits is 2592, while the sum is 25.

The square root of 132136243 is about 11495.0529794342. The cubic root of 132136243 is about 509.3394536927.

Adding to 132136243 its reverse (342631231), we get a palindrome (474767474).

The spelling of 132136243 in words is "one hundred thirty-two million, one hundred thirty-six thousand, two hundred forty-three".