1113505533 has 24 divisors (see below), whose sum is σ = 1841993088. Its totient is φ = 634964832.

The previous prime is 1113505531. The next prime is 1113505537. The reversal of 1113505533 is 3355053111.

It is not a de Polignac number, because 1113505533 - 2¹ = 1113505531 is a prime.

It is a super-2 number, since 2×1113505533² = 2479789144043228178, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1113505497 and 1113505506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113505531) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12535 + ... + 48827.

It is an arithmetic number, because the mean of its divisors is an integer number (76749712).

Almost surely, 2^1113505533 is an apocalyptic number.

It is an amenable number.

1113505533 is a deficient number, since it is larger than the sum of its proper divisors (728487555).

1113505533 is a wasteful number, since it uses less digits than its factorization.

1113505533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36793 (or 36790 counting only the distinct ones).

The product of its (nonzero) digits is 3375, while the sum is 27.

The square root of 1113505533 is about 33369.2303327482. The cubic root of 1113505533 is about 1036.4876374060.

Adding to 1113505533 its reverse (3355053111), we get a palindrome (4468558644).

The spelling of 1113505533 in words is "one billion, one hundred thirteen million, five hundred five thousand, five hundred thirty-three".