233157343 has 2 divisors, whose sum is σ = 233157344. Its totient is φ = 233157342.

The previous prime is 233157263. The next prime is 233157347. The reversal of 233157343 is 343751332.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 233157343 - 2²¹ = 231060191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (233157347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116578671 + 116578672.

It is an arithmetic number, because the mean of its divisors is an integer number (116578672).

Almost surely, 2^233157343 is an apocalyptic number.

233157343 is a deficient number, since it is larger than the sum of its proper divisors (1).

233157343 is an equidigital number, since it uses as much as digits as its factorization.

233157343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22680, while the sum is 31.

The square root of 233157343 is about 15269.4905939917. The cubic root of 233157343 is about 615.4834306748.

The spelling of 233157343 in words is "two hundred thirty-three million, one hundred fifty-seven thousand, three hundred forty-three".