785471263 has 2 divisors, whose sum is σ = 785471264. Its totient is φ = 785471262.

The previous prime is 785471147. The next prime is 785471299. The reversal of 785471263 is 362174587.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 785471263 - 2¹³ = 785463071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (785471663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 392735631 + 392735632.

It is an arithmetic number, because the mean of its divisors is an integer number (392735632).

Almost surely, 2^785471263 is an apocalyptic number.

785471263 is a deficient number, since it is larger than the sum of its proper divisors (1).

785471263 is an equidigital number, since it uses as much as digits as its factorization.

785471263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 282240, while the sum is 43.

The square root of 785471263 is about 28026.2602392827. The cubic root of 785471263 is about 922.6636976658.

The spelling of 785471263 in words is "seven hundred eighty-five million, four hundred seventy-one thousand, two hundred sixty-three".