263013043 has 2 divisors, whose sum is σ = 263013044. Its totient is φ = 263013042.

The previous prime is 263013019. The next prime is 263013053. The reversal of 263013043 is 340310362.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 263013043 - 2²¹ = 260915891 is a prime.

It is a super-3 number, since 3×263013043³ (a number of 26 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (263013013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131506521 + 131506522.

It is an arithmetic number, because the mean of its divisors is an integer number (131506522).

Almost surely, 2^263013043 is an apocalyptic number.

263013043 is a deficient number, since it is larger than the sum of its proper divisors (1).

263013043 is an equidigital number, since it uses as much as digits as its factorization.

263013043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 263013043 is about 16217.6768681584. The cubic root of 263013043 is about 640.7064489200.

The spelling of 263013043 in words is "two hundred sixty-three million, thirteen thousand, forty-three".