1163434165 has 8 divisors (see below), whose sum is σ = 1401274368. Its totient is φ = 927311760.

The previous prime is 1163434147. The next prime is 1163434171. The reversal of 1163434165 is 5614343611.

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

It is not a de Polignac number, because 1163434165 - 2⁹ = 1163433653 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1163434165.

It is a congruent 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, 427957 + ... + 430666.

It is an arithmetic number, because the mean of its divisors is an integer number (175159296).

Almost surely, 2^1163434165 is an apocalyptic number.

It is an amenable number.

1163434165 is a deficient number, since it is larger than the sum of its proper divisors (237840203).

1163434165 is an equidigital number, since it uses as much as digits as its factorization.

1163434165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 858899.

The product of its digits is 25920, while the sum is 34.

The square root of 1163434165 is about 34109.1507516678. The cubic root of 1163434165 is about 1051.7534315538.

Adding to 1163434165 its reverse (5614343611), we get a palindrome (6777777776).

The spelling of 1163434165 in words is "one billion, one hundred sixty-three million, four hundred thirty-four thousand, one hundred sixty-five".