234151523917 has 2 divisors, whose sum is σ = 234151523918. Its totient is φ = 234151523916.

The previous prime is 234151523909. The next prime is 234151524011. The reversal of 234151523917 is 719325151432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 205203564036 + 28947959881 = 452994^2 + 170141^2 .

It is a cyclic number.

It is not a de Polignac number, because 234151523917 - 2³ = 234151523909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234151520917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117075761958 + 117075761959.

It is an arithmetic number, because the mean of its divisors is an integer number (117075761959).

Almost surely, 2^234151523917 is an apocalyptic number.

It is an amenable number.

234151523917 is a deficient number, since it is larger than the sum of its proper divisors (1).

234151523917 is an equidigital number, since it uses as much as digits as its factorization.

234151523917 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 226800, while the sum is 43.

The spelling of 234151523917 in words is "two hundred thirty-four billion, one hundred fifty-one million, five hundred twenty-three thousand, nine hundred seventeen".