1040340441 has 16 divisors (see below), whose sum is σ = 1619011584. Its totient is φ = 581831184.

The previous prime is 1040340419. The next prime is 1040340443. The reversal of 1040340441 is 1440430401.

1040340441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1040340441 - 2⁹ = 1040339929 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1040340443) 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, 526035 + ... + 528008.

It is an arithmetic number, because the mean of its divisors is an integer number (101188224).

Almost surely, 2^1040340441 is an apocalyptic number.

It is an amenable number.

1040340441 is a deficient number, since it is larger than the sum of its proper divisors (578671143).

1040340441 is a wasteful number, since it uses less digits than its factorization.

1040340441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1054100.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1040340441 is about 32254.3088749395. The cubic root of 1040340441 is about 1013.2699433622.

Adding to 1040340441 its reverse (1440430401), we get a palindrome (2480770842).

The spelling of 1040340441 in words is "one billion, forty million, three hundred forty thousand, four hundred forty-one".