2165343153 has 8 divisors (see below), whose sum is σ = 2923670400. Its totient is φ = 1425289008.

The previous prime is 2165343139. The next prime is 2165343179. The reversal of 2165343153 is 3513435612.

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

It is not a de Polignac number, because 2165343153 - 2⁴ = 2165343137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2165343253) 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, 4567998 + ... + 4568471.

It is an arithmetic number, because the mean of its divisors is an integer number (365458800).

Almost surely, 2^2165343153 is an apocalyptic number.

It is an amenable number.

2165343153 is a deficient number, since it is larger than the sum of its proper divisors (758327247).

2165343153 is an equidigital number, since it uses as much as digits as its factorization.

2165343153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9136551.

The product of its digits is 32400, while the sum is 33.

The square root of 2165343153 is about 46533.2478234649. The cubic root of 2165343153 is about 1293.7258135832.

Adding to 2165343153 its reverse (3513435612), we get a palindrome (5678778765).

The spelling of 2165343153 in words is "two billion, one hundred sixty-five million, three hundred forty-three thousand, one hundred fifty-three".