1063073503 has 16 divisors (see below), whose sum is σ = 1160460000. Its totient is φ = 970002432.

The previous prime is 1063073491. The next prime is 1063073507. The reversal of 1063073503 is 3053703601.

It is a cyclic number.

It is not a de Polignac number, because 1063073503 - 2⁵ = 1063073471 is a prime.

It is a super-2 number, since 2×1063073503² = 2260250545561382018, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1063073507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 245251 + ... + 249547.

It is an arithmetic number, because the mean of its divisors is an integer number (72528750).

Almost surely, 2^1063073503 is an apocalyptic number.

1063073503 is a deficient number, since it is larger than the sum of its proper divisors (97386497).

1063073503 is a wasteful number, since it uses less digits than its factorization.

1063073503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4794.

The product of its (nonzero) digits is 5670, while the sum is 28.

The square root of 1063073503 is about 32604.8079736716. The cubic root of 1063073503 is about 1020.5973378638.

The spelling of 1063073503 in words is "one billion, sixty-three million, seventy-three thousand, five hundred three".