1155004016 has 40 divisors (see below), whose sum is σ = 2273068800. Its totient is φ = 568451520.

The previous prime is 1155004009. The next prime is 1155004027. The reversal of 1155004016 is 6104005511.

It is a super-2 number, since 2×1155004016² = 2668068553952256512, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1155003982 and 1155004000.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 477851 + ... + 480261.

It is an arithmetic number, because the mean of its divisors is an integer number (56826720).

Almost surely, 2^1155004016 is an apocalyptic number.

1155004016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1155004016 is a deficient number, since it is larger than the sum of its proper divisors (1118064784).

1155004016 is a wasteful number, since it uses less digits than its factorization.

1155004016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2877 (or 2871 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 1155004016 is about 33985.3500202661. The cubic root of 1155004016 is about 1049.2069646100.

Adding to 1155004016 its reverse (6104005511), we get a palindrome (7259009527).

The spelling of 1155004016 in words is "one billion, one hundred fifty-five million, four thousand, sixteen".