1119144272 has 20 divisors (see below), whose sum is σ = 2295892116. Its totient is φ = 526656000.

The previous prime is 1119144269. The next prime is 1119144283. The reversal of 1119144272 is 2724419111.

It can be written as a sum of positive squares in 2 ways, for example, as 370793536 + 748350736 = 19256^2 + 27356^2 .

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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, 2056979 + ... + 2057522.

Almost surely, 2^1119144272 is an apocalyptic number.

It is an amenable number.

1119144272 is an abundant number, since it is smaller than the sum of its proper divisors (1176747844).

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

1119144272 is a wasteful number, since it uses less digits than its factorization.

1119144272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4114526 (or 4114520 counting only the distinct ones).

The product of its digits is 4032, while the sum is 32.

The square root of 1119144272 is about 33453.6137360375. The cubic root of 1119144272 is about 1038.2342671135.

The spelling of 1119144272 in words is "one billion, one hundred nineteen million, one hundred forty-four thousand, two hundred seventy-two".