121736094653 has 2 divisors, whose sum is σ = 121736094654. Its totient is φ = 121736094652.

The previous prime is 121736094647. The next prime is 121736094673. The reversal of 121736094653 is 356490637121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121736094649 + 4 = 348907^2 + 2^2 .

It is a cyclic number.

It is not a de Polignac number, because 121736094653 - 2⁴ = 121736094637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121736094598 and 121736094607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121736094673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60868047326 + 60868047327.

It is an arithmetic number, because the mean of its divisors is an integer number (60868047327).

Almost surely, 2^121736094653 is an apocalyptic number.

It is an amenable number.

121736094653 is a deficient number, since it is larger than the sum of its proper divisors (1).

121736094653 is an equidigital number, since it uses as much as digits as its factorization.

121736094653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 816480, while the sum is 47.

The spelling of 121736094653 in words is "one hundred twenty-one billion, seven hundred thirty-six million, ninety-four thousand, six hundred fifty-three".