1101150444 has 12 divisors (see below), whose sum is σ = 2569351064. Its totient is φ = 367050144.

The previous prime is 1101150433. The next prime is 1101150509. The reversal of 1101150444 is 4440511011.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 1101150444.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45881257 + ... + 45881280.

Almost surely, 2^1101150444 is an apocalyptic number.

It is an amenable number.

1101150444 is an abundant number, since it is smaller than the sum of its proper divisors (1468200620).

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

1101150444 is a wasteful number, since it uses less digits than its factorization.

1101150444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91762544 (or 91762542 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 1101150444 is about 33183.5869670535. The cubic root of 1101150444 is about 1032.6398629388.

Adding to 1101150444 its reverse (4440511011), we get a palindrome (5541661455).

The spelling of 1101150444 in words is "one billion, one hundred one million, one hundred fifty thousand, four hundred forty-four".