1155583053 has 12 divisors (see below), whose sum is σ = 1679172768. Its totient is φ = 765774600.

The previous prime is 1155583049. The next prime is 1155583069. The reversal of 1155583053 is 3503855511.

It is not a de Polignac number, because 1155583053 - 2² = 1155583049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1155582999 and 1155583017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155583003) 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, 382923 + ... + 385928.

It is an arithmetic number, because the mean of its divisors is an integer number (139931064).

Almost surely, 2^1155583053 is an apocalyptic number.

It is an amenable number.

1155583053 is a deficient number, since it is larger than the sum of its proper divisors (523589715).

1155583053 is a wasteful number, since it uses less digits than its factorization.

1155583053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 769024 (or 769021 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 36.

The square root of 1155583053 is about 33993.8678734857. The cubic root of 1155583053 is about 1049.3822679420.

The spelling of 1155583053 in words is "one billion, one hundred fifty-five million, five hundred eighty-three thousand, fifty-three".