113400233 has 2 divisors, whose sum is σ = 113400234. Its totient is φ = 113400232.

The previous prime is 113400223. The next prime is 113400239. The reversal of 113400233 is 332004311.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84584809 + 28815424 = 9197^2 + 5368^2 .

It is an emirp because it is prime and its reverse (332004311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 113400233 - 2⁶ = 113400169 is a prime.

It is a super-2 number, since 2×113400233² = 25719225688908578, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (113400239) 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, 56700116 + 56700117.

It is an arithmetic number, because the mean of its divisors is an integer number (56700117).

Almost surely, 2^113400233 is an apocalyptic number.

It is an amenable number.

113400233 is a deficient number, since it is larger than the sum of its proper divisors (1).

113400233 is an equidigital number, since it uses as much as digits as its factorization.

113400233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 113400233 is about 10648.9545496260. The cubic root of 113400233 is about 484.0289253141.

Adding to 113400233 its reverse (332004311), we get a palindrome (445404544).

The spelling of 113400233 in words is "one hundred thirteen million, four hundred thousand, two hundred thirty-three".