121262329 has 2 divisors, whose sum is σ = 121262330. Its totient is φ = 121262328.

The previous prime is 121262293. The next prime is 121262353. The reversal of 121262329 is 923262121.

Together with previous prime (121262293) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66797929 + 54464400 = 8173^2 + 7380^2 .

It is a cyclic number.

It is not a de Polignac number, because 121262329 - 2⁷ = 121262201 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 121262297 and 121262306.

It is not a weakly prime, because it can be changed into another prime (121262129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60631164 + 60631165.

It is an arithmetic number, because the mean of its divisors is an integer number (60631165).

Almost surely, 2^121262329 is an apocalyptic number.

It is an amenable number.

121262329 is a deficient number, since it is larger than the sum of its proper divisors (1).

121262329 is an equidigital number, since it uses as much as digits as its factorization.

121262329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 28.

The square root of 121262329 is about 11011.9175895936. The cubic root of 121262329 is about 494.9659249407.

It can be divided in two parts, 121 and 262329, that added together give a triangular number (262450 = T₇₂₄).

The spelling of 121262329 in words is "one hundred twenty-one million, two hundred sixty-two thousand, three hundred twenty-nine".