263245937 has 2 divisors, whose sum is σ = 263245938. Its totient is φ = 263245936.

The previous prime is 263245909. The next prime is 263245949. The reversal of 263245937 is 739542362.

263245937 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 258052096 + 5193841 = 16064^2 + 2279^2 .

It is a cyclic number.

It is not a de Polignac number, because 263245937 - 2²⁴ = 246468721 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 263245894 and 263245903.

It is not a weakly prime, because it can be changed into another prime (263245907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131622968 + 131622969.

It is an arithmetic number, because the mean of its divisors is an integer number (131622969).

Almost surely, 2^263245937 is an apocalyptic number.

It is an amenable number.

263245937 is a deficient number, since it is larger than the sum of its proper divisors (1).

263245937 is an equidigital number, since it uses as much as digits as its factorization.

263245937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 272160, while the sum is 41.

The square root of 263245937 is about 16224.8555309439. The cubic root of 263245937 is about 640.8955050274.

The spelling of 263245937 in words is "two hundred sixty-three million, two hundred forty-five thousand, nine hundred thirty-seven".