1144072356 has 48 divisors (see below), whose sum is σ = 3053998080. Its totient is φ = 326541600.

The previous prime is 1144072351. The next prime is 1144072373. The reversal of 1144072356 is 6532704411.

It is not an unprimeable number, because it can be changed into a prime (1144072351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81805 + ... + 94763.

It is an arithmetic number, because the mean of its divisors is an integer number (63624960).

Almost surely, 2^1144072356 is an apocalyptic number.

It is an amenable number.

1144072356 is an abundant number, since it is smaller than the sum of its proper divisors (1909925724).

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

1144072356 is a wasteful number, since it uses less digits than its factorization.

1144072356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14024 (or 14022 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 1144072356 is about 33824.1386586562. The cubic root of 1144072356 is about 1045.8863555827.

Adding to 1144072356 its reverse (6532704411), we get a palindrome (7676776767).

The spelling of 1144072356 in words is "one billion, one hundred forty-four million, seventy-two thousand, three hundred fifty-six".