1040444053 has 4 divisors (see below), whose sum is σ = 1135029888. Its totient is φ = 945858220.

The previous prime is 1040444023. The next prime is 1040444059. The reversal of 1040444053 is 3504440401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1040444053 - 2⁵ = 1040444021 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 (1040444059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47292901 + ... + 47292922.

It is an arithmetic number, because the mean of its divisors is an integer number (283757472).

Almost surely, 2^1040444053 is an apocalyptic number.

It is an amenable number.

1040444053 is a deficient number, since it is larger than the sum of its proper divisors (94585835).

1040444053 is an equidigital number, since it uses as much as digits as its factorization.

1040444053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94585834.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 1040444053 is about 32255.9150079485. The cubic root of 1040444053 is about 1013.3035808896.

Adding to 1040444053 its reverse (3504440401), we get a palindrome (4544884454).

The spelling of 1040444053 in words is "one billion, forty million, four hundred forty-four thousand, fifty-three".