2516165303 has 4 divisors (see below), whose sum is σ = 2523174480. Its totient is φ = 2509156128.

The previous prime is 2516165297. The next prime is 2516165321. The reversal of 2516165303 is 3035616152.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2516165303 - 2⁴ = 2516165287 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 2516165303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2516165363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3504050 + ... + 3504767.

It is an arithmetic number, because the mean of its divisors is an integer number (630793620).

Almost surely, 2^2516165303 is an apocalyptic number.

2516165303 is a deficient number, since it is larger than the sum of its proper divisors (7009177).

2516165303 is an equidigital number, since it uses as much as digits as its factorization.

2516165303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7009176.

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

The square root of 2516165303 is about 50161.3925544337. The cubic root of 2516165303 is about 1360.1278179681.

The spelling of 2516165303 in words is "two billion, five hundred sixteen million, one hundred sixty-five thousand, three hundred three".