2053903065 has 16 divisors (see below), whose sum is σ = 3287777856. Its totient is φ = 1094904000.

The previous prime is 2053903039. The next prime is 2053903073. The reversal of 2053903065 is 5603093502.

It is not a de Polignac number, because 2053903065 - 2¹⁵ = 2053870297 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2490 + ... + 64140.

It is an arithmetic number, because the mean of its divisors is an integer number (205486116).

Almost surely, 2^2053903065 is an apocalyptic number.

It is an amenable number.

2053903065 is a deficient number, since it is larger than the sum of its proper divisors (1233874791).

2053903065 is a wasteful number, since it uses less digits than its factorization.

2053903065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63880.

The product of its (nonzero) digits is 24300, while the sum is 33.

The square root of 2053903065 is about 45320.0073367161. The cubic root of 2053903065 is about 1271.1397924744.

Adding to 2053903065 its reverse (5603093502), we get a palindrome (7656996567).

The spelling of 2053903065 in words is "two billion, fifty-three million, nine hundred three thousand, sixty-five".