260503243 has 32 divisors (see below), whose sum is σ = 368202240. Its totient is φ = 177500160.

The previous prime is 260503213. The next prime is 260503247. The reversal of 260503243 is 342305062.

It is a happy number.

260503243 is nontrivially palindromic in base 12.

It is a cyclic number.

It is not a de Polignac number, because 260503243 - 2¹³ = 260495051 is a prime.

It is a super-2 number, since 2×260503243² = 135723879227034098, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (260503247) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12171 + ... + 25867.

It is an arithmetic number, because the mean of its divisors is an integer number (11506320).

Almost surely, 2^260503243 is an apocalyptic number.

260503243 is a deficient number, since it is larger than the sum of its proper divisors (107698997).

260503243 is a wasteful number, since it uses less digits than its factorization.

260503243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13747.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 260503243 is about 16140.1128558632. The cubic root of 260503243 is about 638.6619530321.

The spelling of 260503243 in words is "two hundred sixty million, five hundred three thousand, two hundred forty-three".