121364364170317 has 4 divisors (see below), whose sum is σ = 123353943910876. Its totient is φ = 119374784429760.

The previous prime is 121364364170209. The next prime is 121364364170327. The reversal of 121364364170317 is 713071463463121.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 56650400009316 + 64713964161001 = 7526646^2 + 8044499^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121364364170317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121364364170327) 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 in 3 ways as a sum of consecutive naturals, for example, 994789870188 + ... + 994789870309.

It is an arithmetic number, because the mean of its divisors is an integer number (30838485977719).

Almost surely, 2^{121364364170317} is an apocalyptic number.

It is an amenable number.

121364364170317 is a deficient number, since it is larger than the sum of its proper divisors (1989579740559).

121364364170317 is an equidigital number, since it uses as much as digits as its factorization.

121364364170317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1989579740558.

The product of its (nonzero) digits is 1524096, while the sum is 49.

The spelling of 121364364170317 in words is "one hundred twenty-one trillion, three hundred sixty-four billion, three hundred sixty-four million, one hundred seventy thousand, three hundred seventeen".