233401057 has 2 divisors, whose sum is σ = 233401058. Its totient is φ = 233401056.

The previous prime is 233401043. The next prime is 233401087. The reversal of 233401057 is 750104332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 178062336 + 55338721 = 13344^2 + 7439^2 .

It is a cyclic number.

It is not a de Polignac number, because 233401057 - 2²³ = 225012449 is a prime.

It is not a weakly prime, because it can be changed into another prime (233401027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116700528 + 116700529.

It is an arithmetic number, because the mean of its divisors is an integer number (116700529).

Almost surely, 2^233401057 is an apocalyptic number.

It is an amenable number.

233401057 is a deficient number, since it is larger than the sum of its proper divisors (1).

233401057 is an equidigital number, since it uses as much as digits as its factorization.

233401057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 233401057 is about 15277.4689330399. The cubic root of 233401057 is about 615.6978062158.

Adding to 233401057 its reverse (750104332), we get a palindrome (983505389).

The spelling of 233401057 in words is "two hundred thirty-three million, four hundred one thousand, fifty-seven".