120563563 has 2 divisors, whose sum is σ = 120563564. Its totient is φ = 120563562.

The previous prime is 120563561. The next prime is 120563579. The reversal of 120563563 is 365365021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120563563 - 2¹ = 120563561 is a prime.

Together with 120563561, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (120563561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60281781 + 60281782.

It is an arithmetic number, because the mean of its divisors is an integer number (60281782).

Almost surely, 2^120563563 is an apocalyptic number.

120563563 is a deficient number, since it is larger than the sum of its proper divisors (1).

120563563 is an equidigital number, since it uses as much as digits as its factorization.

120563563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16200, while the sum is 31.

The square root of 120563563 is about 10980.1440336637. The cubic root of 120563563 is about 494.0133569577.

The spelling of 120563563 in words is "one hundred twenty million, five hundred sixty-three thousand, five hundred sixty-three".