121133263 has 2 divisors, whose sum is σ = 121133264. Its totient is φ = 121133262.

The previous prime is 121133237. The next prime is 121133267. The reversal of 121133263 is 362331121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121133263 - 2⁵ = 121133231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121133267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60566631 + 60566632.

It is an arithmetic number, because the mean of its divisors is an integer number (60566632).

Almost surely, 2^121133263 is an apocalyptic number.

121133263 is a deficient number, since it is larger than the sum of its proper divisors (1).

121133263 is an equidigital number, since it uses as much as digits as its factorization.

121133263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648, while the sum is 22.

The square root of 121133263 is about 11006.0557421812. The cubic root of 121133263 is about 494.7902563419.

Adding to 121133263 its reverse (362331121), we get a palindrome (483464384).

It can be divided in two parts, 12113 and 3263, that added together give a square (15376 = 124²).

The spelling of 121133263 in words is "one hundred twenty-one million, one hundred thirty-three thousand, two hundred sixty-three".