234031117 has 2 divisors, whose sum is σ = 234031118. Its totient is φ = 234031116.

The previous prime is 234031099. The next prime is 234031153. The reversal of 234031117 is 711130432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 226773481 + 7257636 = 15059^2 + 2694^2 .

It is a cyclic number.

It is not a de Polignac number, because 234031117 - 2²³ = 225642509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234031717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117015558 + 117015559.

It is an arithmetic number, because the mean of its divisors is an integer number (117015559).

Almost surely, 2^234031117 is an apocalyptic number.

It is an amenable number.

234031117 is a deficient number, since it is larger than the sum of its proper divisors (1).

234031117 is an equidigital number, since it uses as much as digits as its factorization.

234031117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 234031117 is about 15298.0755979306. The cubic root of 234031117 is about 616.2513284398.

Adding to 234031117 its reverse (711130432), we get a palindrome (945161549).

The spelling of 234031117 in words is "two hundred thirty-four million, thirty-one thousand, one hundred seventeen".