1163533473 has 12 divisors (see below), whose sum is σ = 1690050960. Its totient is φ = 771354456.

The previous prime is 1163533463. The next prime is 1163533477. The reversal of 1163533473 is 3743353611.

1163533473 is a `hidden beast` number, since 11 + 635 + 3 + 3 + 4 + 7 + 3 = 666.

It is not a de Polignac number, because 1163533473 - 2¹² = 1163529377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1163533477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 359511 + ... + 362732.

It is an arithmetic number, because the mean of its divisors is an integer number (140837580).

Almost surely, 2^1163533473 is an apocalyptic number.

It is an amenable number.

1163533473 is a deficient number, since it is larger than the sum of its proper divisors (526517487).

1163533473 is a wasteful number, since it uses less digits than its factorization.

1163533473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722428 (or 722425 counting only the distinct ones).

The product of its digits is 68040, while the sum is 36.

The square root of 1163533473 is about 34110.6064589887. The cubic root of 1163533473 is about 1051.7833557676.

The spelling of 1163533473 in words is "one billion, one hundred sixty-three million, five hundred thirty-three thousand, four hundred seventy-three".