803948563 has 12 divisors (see below), whose sum is σ = 884412760. Its totient is φ = 730255680.

The previous prime is 803948533. The next prime is 803948567. The reversal of 803948563 is 365849308.

It is a de Polignac number, because none of the positive numbers 2^k-803948563 is a prime.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (803948567) 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, 213148 + ... + 216886.

Almost surely, 2^803948563 is an apocalyptic number.

803948563 is a deficient number, since it is larger than the sum of its proper divisors (80464197).

803948563 is a wasteful number, since it uses less digits than its factorization.

803948563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5538 (or 5527 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 46.

The square root of 803948563 is about 28353.9867214471. The cubic root of 803948563 is about 929.8425613167.

The spelling of 803948563 in words is "eight hundred three million, nine hundred forty-eight thousand, five hundred sixty-three".