1115444150 has 12 divisors (see below), whose sum is σ = 2074726212. Its totient is φ = 446177640.

The previous prime is 1115444149. The next prime is 1115444173. The reversal of 1115444150 is 514445111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11154392 + ... + 11154491.

It is an arithmetic number, because the mean of its divisors is an integer number (172893851).

Almost surely, 2^1115444150 is an apocalyptic number.

1115444150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1115444150 is a deficient number, since it is larger than the sum of its proper divisors (959282062).

1115444150 is a wasteful number, since it uses less digits than its factorization.

1115444150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22308895 (or 22308890 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 26.

The square root of 1115444150 is about 33398.2656735346. The cubic root of 1115444150 is about 1037.0887981920.

Adding to 1115444150 its reverse (514445111), we get a palindrome (1629889261).

The spelling of 1115444150 in words is "one billion, one hundred fifteen million, four hundred forty-four thousand, one hundred fifty".