121775234059 has 2 divisors, whose sum is σ = 121775234060. Its totient is φ = 121775234058.

The previous prime is 121775234057. The next prime is 121775234081. The reversal of 121775234059 is 950432577121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121775234059 - 2¹ = 121775234057 is a prime.

Together with 121775234057, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (121775234057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60887617029 + 60887617030.

It is an arithmetic number, because the mean of its divisors is an integer number (60887617030).

Almost surely, 2^121775234059 is an apocalyptic number.

121775234059 is a deficient number, since it is larger than the sum of its proper divisors (1).

121775234059 is an equidigital number, since it uses as much as digits as its factorization.

121775234059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 529200, while the sum is 46.

The spelling of 121775234059 in words is "one hundred twenty-one billion, seven hundred seventy-five million, two hundred thirty-four thousand, fifty-nine".