503946263 has 2 divisors, whose sum is σ = 503946264. Its totient is φ = 503946262.

The previous prime is 503946217. The next prime is 503946271. The reversal of 503946263 is 362649305.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 503946263 - 2⁸ = 503946007 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (503946563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251973131 + 251973132.

It is an arithmetic number, because the mean of its divisors is an integer number (251973132).

Almost surely, 2^503946263 is an apocalyptic number.

503946263 is a deficient number, since it is larger than the sum of its proper divisors (1).

503946263 is an equidigital number, since it uses as much as digits as its factorization.

503946263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 116640, while the sum is 38.

The square root of 503946263 is about 22448.7474706274. The cubic root of 503946263 is about 795.7831571617.

The spelling of 503946263 in words is "five hundred three million, nine hundred forty-six thousand, two hundred sixty-three".