1144784002 has 8 divisors (see below), whose sum is σ = 1722593916. Its totient is φ = 570586032.

The previous prime is 1144783999. The next prime is 1144784071. The reversal of 1144784002 is 2004874411.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 843379681 + 301404321 = 29041^2 + 17361^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1144784002² = 2621060822470272008, which contains 22 as substring.

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, 902193 + ... + 903460.

Almost surely, 2^1144784002 is an apocalyptic number.

1144784002 is a deficient number, since it is larger than the sum of its proper divisors (577809914).

1144784002 is a wasteful number, since it uses less digits than its factorization.

1144784002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1805972.

The product of its (nonzero) digits is 7168, while the sum is 31.

The square root of 1144784002 is about 33834.6568181207. The cubic root of 1144784002 is about 1046.1031677931.

The spelling of 1144784002 in words is "one billion, one hundred forty-four million, seven hundred eighty-four thousand, two".