121163117 has 2 divisors, whose sum is σ = 121163118. Its totient is φ = 121163116.

The previous prime is 121163101. The next prime is 121163153. The reversal of 121163117 is 711361121.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100922116 + 20241001 = 10046^2 + 4499^2 .

It is a cyclic number.

It is not a de Polignac number, because 121163117 - 2⁴ = 121163101 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121163092 and 121163101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121163177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60581558 + 60581559.

It is an arithmetic number, because the mean of its divisors is an integer number (60581559).

Almost surely, 2^121163117 is an apocalyptic number.

It is an amenable number.

121163117 is a deficient number, since it is larger than the sum of its proper divisors (1).

121163117 is an equidigital number, since it uses as much as digits as its factorization.

121163117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 252, while the sum is 23.

The square root of 121163117 is about 11007.4119119800. The cubic root of 121163117 is about 494.8309009857.

The spelling of 121163117 in words is "one hundred twenty-one million, one hundred sixty-three thousand, one hundred seventeen".