121167764622739 has 2 divisors, whose sum is σ = 121167764622740. Its totient is φ = 121167764622738.

The previous prime is 121167764622689. The next prime is 121167764622743. The reversal of 121167764622739 is 937226467761121.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121167764622739 - 2²⁹ = 121167227751827 is a prime.

It is not a weakly prime, because it can be changed into another prime (121167764622239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60583882311369 + 60583882311370.

It is an arithmetic number, because the mean of its divisors is an integer number (60583882311370).

Almost surely, 2^{121167764622739} is an apocalyptic number.

121167764622739 is a deficient number, since it is larger than the sum of its proper divisors (1).

121167764622739 is an equidigital number, since it uses as much as digits as its factorization.

121167764622739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64012032, while the sum is 64.

The spelling of 121167764622739 in words is "one hundred twenty-one trillion, one hundred sixty-seven billion, seven hundred sixty-four million, six hundred twenty-two thousand, seven hundred thirty-nine".