1155603364 has 12 divisors (see below), whose sum is σ = 2023039564. Its totient is φ = 577592064.

The previous prime is 1155603347. The next prime is 1155603391. The reversal of 1155603364 is 4633065511.

It can be written as a sum of positive squares in 2 ways, for example, as 275294464 + 880308900 = 16592^2 + 29670^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 39657 + ... + 62320.

Almost surely, 2^1155603364 is an apocalyptic number.

It is an amenable number.

1155603364 is a deficient number, since it is larger than the sum of its proper divisors (867436200).

1155603364 is a wasteful number, since it uses less digits than its factorization.

1155603364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104814 (or 104812 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 1155603364 is about 33994.1666172301. The cubic root of 1155603364 is about 1049.3884160298.

Adding to 1155603364 its reverse (4633065511), we get a palindrome (5788668875).

The spelling of 1155603364 in words is "one billion, one hundred fifty-five million, six hundred three thousand, three hundred sixty-four".