1165888353 has 8 divisors (see below), whose sum is σ = 1776591808. Its totient is φ = 666221904.

The previous prime is 1165888343. The next prime is 1165888403. The reversal of 1165888353 is 3538885611.

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

It is not a de Polignac number, because 1165888353 - 2¹³ = 1165880161 is a prime.

It is a super-2 number, since 2×1165888353² = 2718591303322105218, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1165888343) 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, 27759226 + ... + 27759267.

It is an arithmetic number, because the mean of its divisors is an integer number (222073976).

Almost surely, 2^1165888353 is an apocalyptic number.

It is an amenable number.

1165888353 is a deficient number, since it is larger than the sum of its proper divisors (610703455).

1165888353 is an equidigital number, since it uses as much as digits as its factorization.

1165888353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55518503.

The product of its digits is 691200, while the sum is 48.

The square root of 1165888353 is about 34145.1073069042. The cubic root of 1165888353 is about 1052.4924471034.

The spelling of 1165888353 in words is "one billion, one hundred sixty-five million, eight hundred eighty-eight thousand, three hundred fifty-three".