260424253 has 2 divisors, whose sum is σ = 260424254. Its totient is φ = 260424252.

The previous prime is 260424209. The next prime is 260424277. The reversal of 260424253 is 352424062.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 156425049 + 103999204 = 12507^2 + 10198^2 .

It is a cyclic number.

It is not a de Polignac number, because 260424253 - 2¹⁷ = 260293181 is a prime.

It is equal to p_14217706 and since 260424253 and 14217706 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260424953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130212126 + 130212127.

It is an arithmetic number, because the mean of its divisors is an integer number (130212127).

Almost surely, 2^260424253 is an apocalyptic number.

It is an amenable number.

260424253 is a deficient number, since it is larger than the sum of its proper divisors (1).

260424253 is an equidigital number, since it uses as much as digits as its factorization.

260424253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 260424253 is about 16137.6656614270. The cubic root of 260424253 is about 638.5973946451.

The spelling of 260424253 in words is "two hundred sixty million, four hundred twenty-four thousand, two hundred fifty-three".