232003613 has 2 divisors, whose sum is σ = 232003614. Its totient is φ = 232003612.

The previous prime is 232003591. The next prime is 232003621. The reversal of 232003613 is 316300232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 121396324 + 110607289 = 11018^2 + 10517^2 .

It is a cyclic number.

It is not a de Polignac number, because 232003613 - 2¹² = 231999517 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232003643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116001806 + 116001807.

It is an arithmetic number, because the mean of its divisors is an integer number (116001807).

Almost surely, 2^232003613 is an apocalyptic number.

It is an amenable number.

232003613 is a deficient number, since it is larger than the sum of its proper divisors (1).

232003613 is an equidigital number, since it uses as much as digits as its factorization.

232003613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 232003613 is about 15231.6648138015. The cubic root of 232003613 is about 614.4665548564.

Adding to 232003613 its reverse (316300232), we get a palindrome (548303845).

The spelling of 232003613 in words is "two hundred thirty-two million, three thousand, six hundred thirteen".