1044123040 has 48 divisors (see below), whose sum is σ = 2470341888. Its totient is φ = 417039616.

The previous prime is 1044123037. The next prime is 1044123043. The reversal of 1044123040 is 403214401.

It is an interprime number because it is at equal distance from previous prime (1044123037) and next prime (1044123043).

It is a junction number, because it is equal to n+sod(n) for n = 1044122999 and 1044123017.

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 7 ways as a sum of consecutive naturals, for example, 114489 + ... + 123271.

It is an arithmetic number, because the mean of its divisors is an integer number (51465456).

Almost surely, 2^1044123040 is an apocalyptic number.

1044123040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1044123040 is an abundant number, since it is smaller than the sum of its proper divisors (1426218848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1044123040 is an equidigital number, since it uses as much as digits as its factorization.

1044123040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9541 (or 9533 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1044123040 is about 32312.8927829125. The cubic root of 1044123040 is about 1014.4965155607.

Adding to 1044123040 its reverse (403214401), we get a palindrome (1447337441).

The spelling of 1044123040 in words is "one billion, forty-four million, one hundred twenty-three thousand, forty".