235132243609 has 2 divisors, whose sum is σ = 235132243610. Its totient is φ = 235132243608.

The previous prime is 235132243499. The next prime is 235132243663. The reversal of 235132243609 is 906342231532.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 188477539600 + 46654704009 = 434140^2 + 215997^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-235132243609 is a prime.

It is not a weakly prime, because it can be changed into another prime (235132243699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117566121804 + 117566121805.

It is an arithmetic number, because the mean of its divisors is an integer number (117566121805).

Almost surely, 2^235132243609 is an apocalyptic number.

It is an amenable number.

235132243609 is a deficient number, since it is larger than the sum of its proper divisors (1).

235132243609 is an equidigital number, since it uses as much as digits as its factorization.

235132243609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 40.

The spelling of 235132243609 in words is "two hundred thirty-five billion, one hundred thirty-two million, two hundred forty-three thousand, six hundred nine".