232240109 has 2 divisors, whose sum is σ = 232240110. Its totient is φ = 232240108.

The previous prime is 232240067. The next prime is 232240123. The reversal of 232240109 is 901042232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 230128900 + 2111209 = 15170^2 + 1453^2 .

It is a cyclic number.

It is not a de Polignac number, because 232240109 - 2⁸ = 232239853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232240139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116120054 + 116120055.

It is an arithmetic number, because the mean of its divisors is an integer number (116120055).

Almost surely, 2^232240109 is an apocalyptic number.

It is an amenable number.

232240109 is a deficient number, since it is larger than the sum of its proper divisors (1).

232240109 is an equidigital number, since it uses as much as digits as its factorization.

232240109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 232240109 is about 15239.4261374896. The cubic root of 232240109 is about 614.6752721990.

The spelling of 232240109 in words is "two hundred thirty-two million, two hundred forty thousand, one hundred nine".