132240311 has 4 divisors (see below), whose sum is σ = 151131792. Its totient is φ = 113348832.

The previous prime is 132240307. The next prime is 132240341. The reversal of 132240311 is 113042231.

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

It is a cyclic number.

It is not a de Polignac number, because 132240311 - 2² = 132240307 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 132240311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132240341) 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, 9445730 + ... + 9445743.

It is an arithmetic number, because the mean of its divisors is an integer number (37782948).

Almost surely, 2^132240311 is an apocalyptic number.

132240311 is a deficient number, since it is larger than the sum of its proper divisors (18891481).

132240311 is an equidigital number, since it uses as much as digits as its factorization.

132240311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18891480.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 132240311 is about 11499.5787314145. The cubic root of 132240311 is about 509.4731339701.

Adding to 132240311 its reverse (113042231), we get a palindrome (245282542).

The spelling of 132240311 in words is "one hundred thirty-two million, two hundred forty thousand, three hundred eleven".