11040432031 has 2 divisors, whose sum is σ = 11040432032. Its totient is φ = 11040432030.

The previous prime is 11040432001. The next prime is 11040432047. The reversal of 11040432031 is 13023404011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11040432031 - 2¹³ = 11040423839 is a prime.

It is a super-2 number, since 2×11040432031² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11040432001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5520216015 + 5520216016.

It is an arithmetic number, because the mean of its divisors is an integer number (5520216016).

Almost surely, 2^11040432031 is an apocalyptic number.

11040432031 is a deficient number, since it is larger than the sum of its proper divisors (1).

11040432031 is an equidigital number, since it uses as much as digits as its factorization.

11040432031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 11040432031 its reverse (13023404011), we get a palindrome (24063836042).

The spelling of 11040432031 in words is "eleven billion, forty million, four hundred thirty-two thousand, thirty-one".