132440023 has 2 divisors, whose sum is σ = 132440024. Its totient is φ = 132440022.

The previous prime is 132439969. The next prime is 132440041. The reversal of 132440023 is 320044231.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132440023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (132440093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66220011 + 66220012.

It is an arithmetic number, because the mean of its divisors is an integer number (66220012).

Almost surely, 2^132440023 is an apocalyptic number.

132440023 is a deficient number, since it is larger than the sum of its proper divisors (1).

132440023 is an equidigital number, since it uses as much as digits as its factorization.

132440023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 132440023 is about 11508.2589039350. The cubic root of 132440023 is about 509.7294771888.

Adding to 132440023 its reverse (320044231), we get a palindrome (452484254).

The spelling of 132440023 in words is "one hundred thirty-two million, four hundred forty thousand, twenty-three".