183213263 has 2 divisors, whose sum is σ = 183213264. Its totient is φ = 183213262.

The previous prime is 183213241. The next prime is 183213281. The reversal of 183213263 is 362312381.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 183213263 - 2²⁰ = 182164687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (183213463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 91606631 + 91606632.

It is an arithmetic number, because the mean of its divisors is an integer number (91606632).

Almost surely, 2^183213263 is an apocalyptic number.

183213263 is a deficient number, since it is larger than the sum of its proper divisors (1).

183213263 is an equidigital number, since it uses as much as digits as its factorization.

183213263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 29.

The square root of 183213263 is about 13535.6293906120. The cubic root of 183213263 is about 567.9615945979.

The spelling of 183213263 in words is "one hundred eighty-three million, two hundred thirteen thousand, two hundred sixty-three".