260934563 has 4 divisors (see below), whose sum is σ = 272279568. Its totient is φ = 249589560.

The previous prime is 260934523. The next prime is 260934589. The reversal of 260934563 is 365439062.

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

It is not a de Polignac number, because 260934563 - 2¹⁴ = 260918179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (260934503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5672468 + ... + 5672513.

It is an arithmetic number, because the mean of its divisors is an integer number (68069892).

Almost surely, 2^260934563 is an apocalyptic number.

260934563 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

260934563 is a deficient number, since it is larger than the sum of its proper divisors (11345005).

260934563 is a wasteful number, since it uses less digits than its factorization.

260934563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11345004.

The product of its (nonzero) digits is 116640, while the sum is 38.

The square root of 260934563 is about 16153.4690701409. The cubic root of 260934563 is about 639.0142401128.

The spelling of 260934563 in words is "two hundred sixty million, nine hundred thirty-four thousand, five hundred sixty-three".