11040532403 has 4 divisors (see below), whose sum is σ = 11052546960. Its totient is φ = 11028517848.

The previous prime is 11040532397. The next prime is 11040532409. The reversal of 11040532403 is 30423504011.

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 (11040532397) and next prime (11040532409).

It is a cyclic number.

It is not a de Polignac number, because 11040532403 - 2⁴ = 11040532387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11040532409) 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, 6005900 + ... + 6007737.

It is an arithmetic number, because the mean of its divisors is an integer number (2763136740).

Almost surely, 2^11040532403 is an apocalyptic number.

11040532403 is a deficient number, since it is larger than the sum of its proper divisors (12014557).

11040532403 is an equidigital number, since it uses as much as digits as its factorization.

11040532403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12014556.

The product of its (nonzero) digits is 1440, while the sum is 23.

The spelling of 11040532403 in words is "eleven billion, forty million, five hundred thirty-two thousand, four hundred three".