233136641 has 2 divisors, whose sum is σ = 233136642. Its totient is φ = 233136640.

The previous prime is 233136587. The next prime is 233136661. The reversal of 233136641 is 146631332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 157377025 + 75759616 = 12545^2 + 8704^2 .

It is a cyclic number.

It is not a de Polignac number, because 233136641 - 2⁶ = 233136577 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (233136661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116568320 + 116568321.

It is an arithmetic number, because the mean of its divisors is an integer number (116568321).

Almost surely, 2^233136641 is an apocalyptic number.

It is an amenable number.

233136641 is a deficient number, since it is larger than the sum of its proper divisors (1).

233136641 is an equidigital number, since it uses as much as digits as its factorization.

233136641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 29.

The square root of 233136641 is about 15268.8126912344. The cubic root of 233136641 is about 615.4652139133.

Adding to 233136641 its reverse (146631332), we get a palindrome (379767973).

The spelling of 233136641 in words is "two hundred thirty-three million, one hundred thirty-six thousand, six hundred forty-one".