1115540552 has 32 divisors (see below), whose sum is σ = 2401190400. Its totient is φ = 475939584.

The previous prime is 1115540551. The next prime is 1115540557. The reversal of 1115540552 is 2550455111.

It is not an unprimeable number, because it can be changed into a prime (1115540551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32177 + ... + 57152.

It is an arithmetic number, because the mean of its divisors is an integer number (75037200).

Almost surely, 2^1115540552 is an apocalyptic number.

It is an amenable number.

1115540552 is an abundant number, since it is smaller than the sum of its proper divisors (1285649848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1115540552 is a wasteful number, since it uses less digits than its factorization.

1115540552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89565 (or 89561 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 29.

The square root of 1115540552 is about 33399.7088610066. The cubic root of 1115540552 is about 1037.1186740503.

Adding to 1115540552 its reverse (2550455111), we get a palindrome (3665995663).

The spelling of 1115540552 in words is "one billion, one hundred fifteen million, five hundred forty thousand, five hundred fifty-two".