121233263 has 2 divisors, whose sum is σ = 121233264. Its totient is φ = 121233262.

The previous prime is 121233241. The next prime is 121233271. The reversal of 121233263 is 362332121.

It is a strong prime.

It is an emirp because it is prime and its reverse (362332121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 121233263 - 2⁶ = 121233199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121233283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60616631 + 60616632.

It is an arithmetic number, because the mean of its divisors is an integer number (60616632).

Almost surely, 2^121233263 is an apocalyptic number.

121233263 is a deficient number, since it is larger than the sum of its proper divisors (1).

121233263 is an equidigital number, since it uses as much as digits as its factorization.

121233263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296, while the sum is 23.

The square root of 121233263 is about 11010.5977585234. The cubic root of 121233263 is about 494.9263747926.

Adding to 121233263 its reverse (362332121), we get a palindrome (483565384).

The spelling of 121233263 in words is "one hundred twenty-one million, two hundred thirty-three thousand, two hundred sixty-three".