534243663 has 12 divisors (see below), whose sum is σ = 774435168. Its totient is φ = 354893280.

The previous prime is 534243659. The next prime is 534243679. The reversal of 534243663 is 366342435.

It is not a de Polignac number, because 534243663 - 2² = 534243659 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (534243163) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 103095 + ... + 108152.

It is an arithmetic number, because the mean of its divisors is an integer number (64536264).

Almost surely, 2^534243663 is an apocalyptic number.

534243663 is a deficient number, since it is larger than the sum of its proper divisors (240191505).

534243663 is a wasteful number, since it uses less digits than its factorization.

534243663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211534 (or 211531 counting only the distinct ones).

The product of its digits is 155520, while the sum is 36.

The square root of 534243663 is about 23113.7115799259. The cubic root of 534243663 is about 811.4214045513.

The spelling of 534243663 in words is "five hundred thirty-four million, two hundred forty-three thousand, six hundred sixty-three".