1155124052 has 12 divisors (see below), whose sum is σ = 2022559476. Its totient is φ = 577249920.

The previous prime is 1155124051. The next prime is 1155124067. The reversal of 1155124052 is 2504215511.

It can be written as a sum of positive squares in 2 ways, for example, as 48497296 + 1106626756 = 6964^2 + 33266^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155124051) 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, 69599 + ... + 84582.

It is an arithmetic number, because the mean of its divisors is an integer number (168546623).

Almost surely, 2^1155124052 is an apocalyptic number.

It is an amenable number.

1155124052 is a deficient number, since it is larger than the sum of its proper divisors (867435424).

1155124052 is a wasteful number, since it uses less digits than its factorization.

1155124052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156058 (or 156056 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 26.

The square root of 1155124052 is about 33987.1159706145. The cubic root of 1155124052 is about 1049.2433102973.

Adding to 1155124052 its reverse (2504215511), we get a palindrome (3659339563).

The spelling of 1155124052 in words is "one billion, one hundred fifty-five million, one hundred twenty-four thousand, fifty-two".