121160563 has 2 divisors, whose sum is σ = 121160564. Its totient is φ = 121160562.

The previous prime is 121160561. The next prime is 121160591. The reversal of 121160563 is 365061121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121160563 - 2¹ = 121160561 is a prime.

Together with 121160561, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (121160561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60580281 + 60580282.

It is an arithmetic number, because the mean of its divisors is an integer number (60580282).

Almost surely, 2^121160563 is an apocalyptic number.

121160563 is a deficient number, since it is larger than the sum of its proper divisors (1).

121160563 is an equidigital number, since it uses as much as digits as its factorization.

121160563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 121160563 is about 11007.2958986301. The cubic root of 121160563 is about 494.8274241108.

The spelling of 121160563 in words is "one hundred twenty-one million, one hundred sixty thousand, five hundred sixty-three".