233938153 has 2 divisors, whose sum is σ = 233938154. Its totient is φ = 233938152.

The previous prime is 233938151. The next prime is 233938193. The reversal of 233938153 is 351839332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 207590464 + 26347689 = 14408^2 + 5133^2 .

It is a cyclic number.

It is not a de Polignac number, because 233938153 - 2¹ = 233938151 is a prime.

Together with 233938151, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (233938151) 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, 116969076 + 116969077.

It is an arithmetic number, because the mean of its divisors is an integer number (116969077).

Almost surely, 2^233938153 is an apocalyptic number.

It is an amenable number.

233938153 is a deficient number, since it is larger than the sum of its proper divisors (1).

233938153 is an equidigital number, since it uses as much as digits as its factorization.

233938153 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58320, while the sum is 37.

The square root of 233938153 is about 15295.0368747512. The cubic root of 233938153 is about 616.1697199532.

The spelling of 233938153 in words is "two hundred thirty-three million, nine hundred thirty-eight thousand, one hundred fifty-three".