233322137 has 2 divisors, whose sum is σ = 233322138. Its totient is φ = 233322136.

The previous prime is 233322107. The next prime is 233322157. The reversal of 233322137 is 731223332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 233142361 + 179776 = 15269^2 + 424^2 .

It is a cyclic number.

It is not a de Polignac number, because 233322137 - 2¹⁴ = 233305753 is a prime.

It is a super-2 number, since 2×233322137² = 108878439228493538, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (233322107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116661068 + 116661069.

It is an arithmetic number, because the mean of its divisors is an integer number (116661069).

Almost surely, 2^233322137 is an apocalyptic number.

It is an amenable number.

233322137 is a deficient number, since it is larger than the sum of its proper divisors (1).

233322137 is an equidigital number, since it uses as much as digits as its factorization.

233322137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536, while the sum is 26.

The square root of 233322137 is about 15274.8858260872. The cubic root of 233322137 is about 615.6284030045.

Adding to 233322137 its reverse (731223332), we get a palindrome (964545469).

The spelling of 233322137 in words is "two hundred thirty-three million, three hundred twenty-two thousand, one hundred thirty-seven".