263051267 has 2 divisors, whose sum is σ = 263051268. Its totient is φ = 263051266.

The previous prime is 263051233. The next prime is 263051273. The reversal of 263051267 is 762150362.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 263051267 - 2¹⁴ = 263034883 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (263051227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131525633 + 131525634.

It is an arithmetic number, because the mean of its divisors is an integer number (131525634).

Almost surely, 2^263051267 is an apocalyptic number.

263051267 is a deficient number, since it is larger than the sum of its proper divisors (1).

263051267 is an equidigital number, since it uses as much as digits as its factorization.

263051267 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 263051267 is about 16218.8552925291. The cubic root of 263051267 is about 640.7374856279.

It can be divided in two parts, 26305 and 1267, that added together give a palindrome (27572).

The spelling of 263051267 in words is "two hundred sixty-three million, fifty-one thousand, two hundred sixty-seven".