11032431005 has 4 divisors (see below), whose sum is σ = 13238917212. Its totient is φ = 8825944800.

The previous prime is 11032430971. The next prime is 11032431017. The reversal of 11032431005 is 50013423011.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2767075609 + 8265355396 = 52603^2 + 90914^2 .

It is not a de Polignac number, because 11032431005 - 2²⁸ = 10763995549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1103243096 + ... + 1103243105.

It is an arithmetic number, because the mean of its divisors is an integer number (3309729303).

Almost surely, 2^11032431005 is an apocalyptic number.

It is an amenable number.

11032431005 is a deficient number, since it is larger than the sum of its proper divisors (2206486207).

11032431005 is an equidigital number, since it uses as much as digits as its factorization.

11032431005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2206486206.

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 11032431005 its reverse (50013423011), we get a palindrome (61045854016).

The spelling of 11032431005 in words is "eleven billion, thirty-two million, four hundred thirty-one thousand, five".