260002045 has 4 divisors (see below), whose sum is σ = 312002460. Its totient is φ = 208001632.

The previous prime is 260002027. The next prime is 260002079. The reversal of 260002045 is 540200062.

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

It can be written as a sum of positive squares in 2 ways, for example, as 150945796 + 109056249 = 12286^2 + 10443^2 .

It is a cyclic number.

It is not a de Polignac number, because 260002045 - 2⁵ = 260002013 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26000200 + ... + 26000209.

It is an arithmetic number, because the mean of its divisors is an integer number (78000615).

Almost surely, 2^260002045 is an apocalyptic number.

It is an amenable number.

260002045 is a deficient number, since it is larger than the sum of its proper divisors (52000415).

260002045 is an equidigital number, since it uses as much as digits as its factorization.

260002045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52000414.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 260002045 is about 16124.5789092305. The cubic root of 260002045 is about 638.2521032433.

The spelling of 260002045 in words is "two hundred sixty million, two thousand, forty-five".