563954023 has 8 divisors (see below), whose sum is σ = 570243968. Its totient is φ = 557673984.

The previous prime is 563954011. The next prime is 563954087. The reversal of 563954023 is 320459365.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 563954023 - 2²¹ = 561856871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563954423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 206515 + ... + 209227.

It is an arithmetic number, because the mean of its divisors is an integer number (71280496).

Almost surely, 2^563954023 is an apocalyptic number.

563954023 is a deficient number, since it is larger than the sum of its proper divisors (6289945).

563954023 is a wasteful number, since it uses less digits than its factorization.

563954023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4953.

The product of its (nonzero) digits is 97200, while the sum is 37.

The square root of 563954023 is about 23747.7161638756. The cubic root of 563954023 is about 826.1924710797.

The spelling of 563954023 in words is "five hundred sixty-three million, nine hundred fifty-four thousand, twenty-three".