1145004322 has 16 divisors (see below), whose sum is σ = 2141307072. Its totient is φ = 446105520.

The previous prime is 1145004241. The next prime is 1145004337. The reversal of 1145004322 is 2234005411.

It is a super-2 number, since 2×1145004322² = 2622069794797359368, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 1145004293 and 1145004302.

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 7 ways as a sum of consecutive naturals, for example, 3717393 + ... + 3717700.

It is an arithmetic number, because the mean of its divisors is an integer number (133831692).

Almost surely, 2^1145004322 is an apocalyptic number.

1145004322 is a deficient number, since it is larger than the sum of its proper divisors (996302750).

1145004322 is a wasteful number, since it uses less digits than its factorization.

1145004322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7435113.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 1145004322 is about 33837.9124947152. The cubic root of 1145004322 is about 1046.1702729313.

Adding to 1145004322 its reverse (2234005411), we get a palindrome (3379009733).

The spelling of 1145004322 in words is "one billion, one hundred forty-five million, four thousand, three hundred twenty-two".