1115344554 has 16 divisors (see below), whose sum is σ = 2232273792. Its totient is φ = 371517408.

The previous prime is 1115344547. The next prime is 1115344577. The reversal of 1115344554 is 4554435111.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56779 + ... + 73854.

It is an arithmetic number, because the mean of its divisors is an integer number (139517112).

Almost surely, 2^1115344554 is an apocalyptic number.

1115344554 is an abundant number, since it is smaller than the sum of its proper divisors (1116929238).

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

1115344554 is a wasteful number, since it uses less digits than its factorization.

1115344554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132061.

The product of its digits is 24000, while the sum is 33.

The square root of 1115344554 is about 33396.7746047429. The cubic root of 1115344554 is about 1037.0579306760.

Adding to 1115344554 its reverse (4554435111), we get a palindrome (5669779665).

The spelling of 1115344554 in words is "one billion, one hundred fifteen million, three hundred forty-four thousand, five hundred fifty-four".