233113501 has 2 divisors, whose sum is σ = 233113502. Its totient is φ = 233113500.

The previous prime is 233113499. The next prime is 233113523. The reversal of 233113501 is 105311332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 139004100 + 94109401 = 11790^2 + 9701^2 .

It is a cyclic number.

It is not a de Polignac number, because 233113501 - 2¹ = 233113499 is a prime.

Together with 233113499, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (233113541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116556750 + 116556751.

It is an arithmetic number, because the mean of its divisors is an integer number (116556751).

Almost surely, 2^233113501 is an apocalyptic number.

It is an amenable number.

233113501 is a deficient number, since it is larger than the sum of its proper divisors (1).

233113501 is an equidigital number, since it uses as much as digits as its factorization.

233113501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 270, while the sum is 19.

The square root of 233113501 is about 15268.0549186856. The cubic root of 233113501 is about 615.4448505530. Note that the first 3 decimals are identical.

Adding to 233113501 its reverse (105311332), we get a palindrome (338424833).

The spelling of 233113501 in words is "two hundred thirty-three million, one hundred thirteen thousand, five hundred one".