1044034645 has 4 divisors (see below), whose sum is σ = 1252841580. Its totient is φ = 835227712.

The previous prime is 1044034643. The next prime is 1044034657. The reversal of 1044034645 is 5464304401.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 487923921 + 556110724 = 22089^2 + 23582^2 .

It is a cyclic number.

It is not a de Polignac number, because 1044034645 - 2¹ = 1044034643 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1044034643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104403460 + ... + 104403469.

It is an arithmetic number, because the mean of its divisors is an integer number (313210395).

Almost surely, 2^1044034645 is an apocalyptic number.

It is an amenable number.

1044034645 is a deficient number, since it is larger than the sum of its proper divisors (208806935).

1044034645 is an equidigital number, since it uses as much as digits as its factorization.

1044034645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208806934.

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 1044034645 is about 32311.5249562753. The cubic root of 1044034645 is about 1014.4678858090.

The spelling of 1044034645 in words is "one billion, forty-four million, thirty-four thousand, six hundred forty-five".