260430263 has 4 divisors (see below), whose sum is σ = 260480520. Its totient is φ = 260380008.

The previous prime is 260430241. The next prime is 260430271. The reversal of 260430263 is 362034062.

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

It is a cyclic number.

It is not a de Polignac number, because 260430263 - 2¹² = 260426167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260430223) 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, 16328 + ... + 28061.

It is an arithmetic number, because the mean of its divisors is an integer number (65120130).

Almost surely, 2^260430263 is an apocalyptic number.

260430263 is a deficient number, since it is larger than the sum of its proper divisors (50257).

260430263 is an equidigital number, since it uses as much as digits as its factorization.

260430263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50256.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 260430263 is about 16137.8518706797. The cubic root of 260430263 is about 638.6023070663.

The spelling of 260430263 in words is "two hundred sixty million, four hundred thirty thousand, two hundred sixty-three".