1040340233 has 4 divisors (see below), whose sum is σ = 1059969348. Its totient is φ = 1020711120.

The previous prime is 1040340227. The next prime is 1040340239. The reversal of 1040340233 is 3320430401.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1040340227) and next prime (1040340239).

It can be written as a sum of positive squares in 2 ways, for example, as 894727744 + 145612489 = 29912^2 + 12067^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040340233 - 2¹⁸ = 1040078089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1040340239) 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, 9814478 + ... + 9814583.

It is an arithmetic number, because the mean of its divisors is an integer number (264992337).

Almost surely, 2^1040340233 is an apocalyptic number.

It is an amenable number.

1040340233 is a deficient number, since it is larger than the sum of its proper divisors (19629115).

1040340233 is an equidigital number, since it uses as much as digits as its factorization.

1040340233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19629114.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 1040340233 is about 32254.3056505639. The cubic root of 1040340233 is about 1013.2698758330.

Adding to 1040340233 its reverse (3320430401), we get a palindrome (4360770634).

The spelling of 1040340233 in words is "one billion, forty million, three hundred forty thousand, two hundred thirty-three".