1163041115 has 8 divisors (see below), whose sum is σ = 1456329888. Its totient is φ = 889979200.

The previous prime is 1163041057. The next prime is 1163041123. The reversal of 1163041115 is 5111403611.

It is a happy number.

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

It is not a de Polignac number, because 1163041115 - 2⁶ = 1163041051 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5056586 + ... + 5056815.

It is an arithmetic number, because the mean of its divisors is an integer number (182041236).

Almost surely, 2^1163041115 is an apocalyptic number.

1163041115 is a deficient number, since it is larger than the sum of its proper divisors (293288773).

1163041115 is a wasteful number, since it uses less digits than its factorization.

1163041115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10113429.

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 1163041115 is about 34103.3886146230. The cubic root of 1163041115 is about 1051.6349781393.

Adding to 1163041115 its reverse (5111403611), we get a palindrome (6274444726).

The spelling of 1163041115 in words is "one billion, one hundred sixty-three million, forty-one thousand, one hundred fifteen".