1155411344 has 20 divisors (see below), whose sum is σ = 2244856320. Its totient is φ = 576093600.

The previous prime is 1155411343. The next prime is 1155411353. The reversal of 1155411344 is 4431145511.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1155411343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94832 + ... + 106319.

It is an arithmetic number, because the mean of its divisors is an integer number (112242816).

Almost surely, 2^1155411344 is an apocalyptic number.

It is an amenable number.

1155411344 is a deficient number, since it is larger than the sum of its proper divisors (1089444976).

1155411344 is a wasteful number, since it uses less digits than its factorization.

1155411344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201518 (or 201512 counting only the distinct ones).

The product of its digits is 4800, while the sum is 29.

The square root of 1155411344 is about 33991.3421917994. The cubic root of 1155411344 is about 1049.3302891869.

Adding to 1155411344 its reverse (4431145511), we get a palindrome (5586556855).

The spelling of 1155411344 in words is "one billion, one hundred fifty-five million, four hundred eleven thousand, three hundred forty-four".