2045263 has 6 divisors (see below), whose sum is σ = 2248232. Its totient is φ = 1859220.

The previous prime is 2045213. The next prime is 2045311. The reversal of 2045263 is 3625402.

It is a happy number.

It is not a de Polignac number, because 2045263 - 2¹³ = 2037071 is a prime.

It is an Ulam number.

It is a Duffinian number.

2045263 is a lucky number.

It is a zygodrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045213) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8331 + ... + 8572.

2^2045263 is an apocalyptic number.

2045263 is a deficient number, since it is larger than the sum of its proper divisors (202969).

2045263 is a wasteful number, since it uses less digits than its factorization.

2045263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16925 (or 16914 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 2045263 is about 1430.1269174447. The cubic root of 2045263 is about 126.9354871056.

The spelling of 2045263 in words is "two million, forty-five thousand, two hundred sixty-three".