1163057533 has 16 divisors (see below), whose sum is σ = 1345256640. Its totient is φ = 993772800.

The previous prime is 1163057509. The next prime is 1163057543. The reversal of 1163057533 is 3357503611.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1163057533 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 (1163057543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147823 + ... + 155491.

It is an arithmetic number, because the mean of its divisors is an integer number (84078540).

Almost surely, 2^1163057533 is an apocalyptic number.

It is an amenable number.

1163057533 is a deficient number, since it is larger than the sum of its proper divisors (182199107).

1163057533 is a wasteful number, since it uses less digits than its factorization.

1163057533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8508.

The product of its (nonzero) digits is 28350, while the sum is 34.

The square root of 1163057533 is about 34103.6293229914. The cubic root of 1163057533 is about 1051.6399265634.

The spelling of 1163057533 in words is "one billion, one hundred sixty-three million, fifty-seven thousand, five hundred thirty-three".