118013563 has 8 divisors (see below), whose sum is σ = 120648528. Its totient is φ = 115393824.

The previous prime is 118013561. The next prime is 118013587. The reversal of 118013563 is 365310811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 118013563 - 2¹ = 118013561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118013561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12645 + ... + 19897.

It is an arithmetic number, because the mean of its divisors is an integer number (15081066).

Almost surely, 2^118013563 is an apocalyptic number.

118013563 is a deficient number, since it is larger than the sum of its proper divisors (2634965).

118013563 is an equidigital number, since it uses as much as digits as its factorization.

118013563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7613.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 118013563 is about 10863.4047609394. The cubic root of 118013563 is about 490.5056047281.

The spelling of 118013563 in words is "one hundred eighteen million, thirteen thousand, five hundred sixty-three".