786423563 has 2 divisors, whose sum is σ = 786423564. Its totient is φ = 786423562.

The previous prime is 786423527. The next prime is 786423569. The reversal of 786423563 is 365324687.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 786423563 - 2⁶ = 786423499 is a prime.

It is a super-2 number, since 2×786423563² = 1236924040883229938, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (786423569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 393211781 + 393211782.

It is an arithmetic number, because the mean of its divisors is an integer number (393211782).

Almost surely, 2^786423563 is an apocalyptic number.

786423563 is a deficient number, since it is larger than the sum of its proper divisors (1).

786423563 is an equidigital number, since it uses as much as digits as its factorization.

786423563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 725760, while the sum is 44.

The square root of 786423563 is about 28043.2445162823. The cubic root of 786423563 is about 923.0364241333.

The spelling of 786423563 in words is "seven hundred eighty-six million, four hundred twenty-three thousand, five hundred sixty-three".