2165365103 has 8 divisors (see below), whose sum is σ = 2419832016. Its totient is φ = 1920500800.

The previous prime is 2165365093. The next prime is 2165365117. The reversal of 2165365103 is 3015635612.

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

It is a cyclic number.

It is not a de Polignac number, because 2165365103 - 2¹⁸ = 2165102959 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 2165365103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2165365133) 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, 2400176 + ... + 2401077.

It is an arithmetic number, because the mean of its divisors is an integer number (302479002).

Almost surely, 2^2165365103 is an apocalyptic number.

2165365103 is a deficient number, since it is larger than the sum of its proper divisors (254466913).

2165365103 is a wasteful number, since it uses less digits than its factorization.

2165365103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4801305.

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 2165365103 is about 46533.4836757361. The cubic root of 2165365103 is about 1293.7301850513.

The spelling of 2165365103 in words is "two billion, one hundred sixty-five million, three hundred sixty-five thousand, one hundred three".