233550855137 has 2 divisors, whose sum is σ = 233550855138. Its totient is φ = 233550855136.

The previous prime is 233550855133. The next prime is 233550855173. The reversal of 233550855137 is 731558055332.

Together with next prime (233550855173) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 187908378256 + 45642476881 = 433484^2 + 213641^2 .

It is a cyclic number.

It is not a de Polignac number, because 233550855137 - 2² = 233550855133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 233550855091 and 233550855100.

It is not a weakly prime, because it can be changed into another prime (233550855133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116775427568 + 116775427569.

It is an arithmetic number, because the mean of its divisors is an integer number (116775427569).

Almost surely, 2^233550855137 is an apocalyptic number.

It is an amenable number.

233550855137 is a deficient number, since it is larger than the sum of its proper divisors (1).

233550855137 is an equidigital number, since it uses as much as digits as its factorization.

233550855137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1890000, while the sum is 47.

The spelling of 233550855137 in words is "two hundred thirty-three billion, five hundred fifty million, eight hundred fifty-five thousand, one hundred thirty-seven".