1145510444 has 12 divisors (see below), whose sum is σ = 2158846704. Its totient is φ = 528697104.

The previous prime is 1145510413. The next prime is 1145510453. The reversal of 1145510444 is 4440155411.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11014472 + ... + 11014575.

It is an arithmetic number, because the mean of its divisors is an integer number (179903892).

Almost surely, 2^1145510444 is an apocalyptic number.

It is an amenable number.

1145510444 is a deficient number, since it is larger than the sum of its proper divisors (1013336260).

1145510444 is a wasteful number, since it uses less digits than its factorization.

1145510444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22029064 (or 22029062 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 29.

The square root of 1145510444 is about 33845.3902917369. The cubic root of 1145510444 is about 1046.3243951425.

Adding to 1145510444 its reverse (4440155411), we get a palindrome (5585665855).

The spelling of 1145510444 in words is "one billion, one hundred forty-five million, five hundred ten thousand, four hundred forty-four".