1163115 has 12 divisors (see below), whose sum is σ = 2016144. Its totient is φ = 620304.

The previous prime is 1163111. The next prime is 1163119. The reversal of 1163115 is 5113611.

It is an interprime number because it is at equal distance from previous prime (1163111) and next prime (1163119).

It is not a de Polignac number, because 1163115 - 2² = 1163111 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1163111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12879 + ... + 12968.

It is an arithmetic number, because the mean of its divisors is an integer number (168012).

2^1163115 is an apocalyptic number.

1163115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1163115 is a deficient number, since it is larger than the sum of its proper divisors (853029).

1163115 is a wasteful number, since it uses less digits than its factorization.

1163115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25858 (or 25855 counting only the distinct ones).

The product of its digits is 90, while the sum is 18.

The square root of 1163115 is about 1078.4780943533. The cubic root of 1163115 is about 105.1657246886.

Adding to 1163115 its reverse (5113611), we get a palindrome (6276726).

The spelling of 1163115 in words is "one million, one hundred sixty-three thousand, one hundred fifteen".