1044123045 has 16 divisors (see below), whose sum is σ = 1909253760. Its totient is φ = 477313344.

The previous prime is 1044123043. The next prime is 1044123071. The reversal of 1044123045 is 5403214401.

It is not a de Polignac number, because 1044123045 - 2¹ = 1044123043 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1044123043) 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, 4971910 + ... + 4972119.

It is an arithmetic number, because the mean of its divisors is an integer number (119328360).

Almost surely, 2^1044123045 is an apocalyptic number.

1044123045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1044123045 is a deficient number, since it is larger than the sum of its proper divisors (865130715).

1044123045 is an equidigital number, since it uses as much as digits as its factorization.

1044123045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9944044.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 1044123045 is about 32312.8928602810. The cubic root of 1044123045 is about 1014.4965171801.

Adding to 1044123045 its reverse (5403214401), we get a palindrome (6447337446).

The spelling of 1044123045 in words is "one billion, forty-four million, one hundred twenty-three thousand, forty-five".