121465163 has 4 divisors (see below), whose sum is σ = 121487208. Its totient is φ = 121443120.

The previous prime is 121465151. The next prime is 121465189. The reversal of 121465163 is 361564121.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 121465163 - 2⁴ = 121465147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121465193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5303 + ... + 16463.

It is an arithmetic number, because the mean of its divisors is an integer number (30371802).

Almost surely, 2^121465163 is an apocalyptic number.

121465163 is a deficient number, since it is larger than the sum of its proper divisors (22045).

121465163 is a wasteful number, since it uses less digits than its factorization.

121465163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22044.

The product of its digits is 4320, while the sum is 29.

The square root of 121465163 is about 11021.1234908243. The cubic root of 121465163 is about 495.2417456736.

The spelling of 121465163 in words is "one hundred twenty-one million, four hundred sixty-five thousand, one hundred sixty-three".