1040044903 has 2 divisors, whose sum is σ = 1040044904. Its totient is φ = 1040044902.

The previous prime is 1040044879. The next prime is 1040044927. The reversal of 1040044903 is 3094400401.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (1040044879) and next prime (1040044927).

It is a cyclic number.

It is not a de Polignac number, because 1040044903 - 2⁹ = 1040044391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1040044403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520022451 + 520022452.

It is an arithmetic number, because the mean of its divisors is an integer number (520022452).

Almost surely, 2^1040044903 is an apocalyptic number.

1040044903 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040044903 is an equidigital number, since it uses as much as digits as its factorization.

1040044903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 1040044903 is about 32249.7271771406. The cubic root of 1040044903 is about 1013.1739849875.

The spelling of 1040044903 in words is "one billion, forty million, forty-four thousand, nine hundred three".