263380723 has 2 divisors, whose sum is σ = 263380724. Its totient is φ = 263380722.

The previous prime is 263380721. The next prime is 263380727. The reversal of 263380723 is 327083362.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 263380723 - 2¹ = 263380721 is a prime.

Together with 263380721, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (263380721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131690361 + 131690362.

It is an arithmetic number, because the mean of its divisors is an integer number (131690362).

Almost surely, 2^263380723 is an apocalyptic number.

263380723 is a deficient number, since it is larger than the sum of its proper divisors (1).

263380723 is an equidigital number, since it uses as much as digits as its factorization.

263380723 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 263380723 is about 16229.0086881485. The cubic root of 263380723 is about 641.0048691749.

The spelling of 263380723 in words is "two hundred sixty-three million, three hundred eighty thousand, seven hundred twenty-three".