1122243544 has 8 divisors (see below), whose sum is σ = 2104206660. Its totient is φ = 561121768.

The previous prime is 1122243533. The next prime is 1122243553. The reversal of 1122243544 is 4453422211.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 70140214 + ... + 70140229.

Almost surely, 2^1122243544 is an apocalyptic number.

It is an amenable number.

1122243544 is a deficient number, since it is larger than the sum of its proper divisors (981963116).

1122243544 is a wasteful number, since it uses less digits than its factorization.

1122243544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140280449 (or 140280445 counting only the distinct ones).

The product of its digits is 7680, while the sum is 28.

The square root of 1122243544 is about 33499.9036416525. The cubic root of 1122243544 is about 1039.1917857840.

Adding to 1122243544 its reverse (4453422211), we get a palindrome (5575665755).

The spelling of 1122243544 in words is "one billion, one hundred twenty-two million, two hundred forty-three thousand, five hundred forty-four".