1005022045 has 8 divisors (see below), whose sum is σ = 1207984824. Its totient is φ = 802712064.

The previous prime is 1005022037. The next prime is 1005022049. The reversal of 1005022045 is 5402205001.

1005022045 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 31956409 + 973065636 = 5653^2 + 31194^2 .

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

It is not a de Polignac number, because 1005022045 - 2³ = 1005022037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005022049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159804 + ... + 165973.

It is an arithmetic number, because the mean of its divisors is an integer number (150998103).

Almost surely, 2^1005022045 is an apocalyptic number.

It is an amenable number.

1005022045 is a deficient number, since it is larger than the sum of its proper divisors (202962779).

1005022045 is an equidigital number, since it uses as much as digits as its factorization.

1005022045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326399.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 1005022045 is about 31702.0826602922. The cubic root of 1005022045 is about 1001.6712204663.

Adding to 1005022045 its reverse (5402205001), we get a palindrome (6407227046).

The spelling of 1005022045 in words is "one billion, five million, twenty-two thousand, forty-five".