11075476431 has 4 divisors (see below), whose sum is σ = 14767301912. Its totient is φ = 7383650952.

The previous prime is 11075476429. The next prime is 11075476453. The reversal of 11075476431 is 13467457011.

It is a happy number.

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

It is not a de Polignac number, because 11075476431 - 2¹ = 11075476429 is a prime.

It is a super-2 number, since 2×11075476431² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11075476431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11075476481) 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, 1845912736 + ... + 1845912741.

It is an arithmetic number, because the mean of its divisors is an integer number (3691825478).

Almost surely, 2^11075476431 is an apocalyptic number.

11075476431 is a deficient number, since it is larger than the sum of its proper divisors (3691825481).

11075476431 is an equidigital number, since it uses as much as digits as its factorization.

11075476431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3691825480.

The product of its (nonzero) digits is 70560, while the sum is 39.

The spelling of 11075476431 in words is "eleven billion, seventy-five million, four hundred seventy-six thousand, four hundred thirty-one".