121967233 has 2 divisors, whose sum is σ = 121967234. Its totient is φ = 121967232.

The previous prime is 121967227. The next prime is 121967239. The reversal of 121967233 is 332769121.

It is a balanced prime because it is at equal distance from previous prime (121967227) and next prime (121967239).

It can be written as a sum of positive squares in only one way, i.e., 95413824 + 26553409 = 9768^2 + 5153^2 .

It is an emirp because it is prime and its reverse (332769121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 121967233 - 2⁵ = 121967201 is a prime.

It is not a weakly prime, because it can be changed into another prime (121967239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60983616 + 60983617.

It is an arithmetic number, because the mean of its divisors is an integer number (60983617).

Almost surely, 2^121967233 is an apocalyptic number.

It is an amenable number.

121967233 is a deficient number, since it is larger than the sum of its proper divisors (1).

121967233 is an equidigital number, since it uses as much as digits as its factorization.

121967233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13608, while the sum is 34.

The square root of 121967233 is about 11043.8776251822. The cubic root of 121967233 is about 495.9231597602.

The spelling of 121967233 in words is "one hundred twenty-one million, nine hundred sixty-seven thousand, two hundred thirty-three".