11140031432 has 8 divisors (see below), whose sum is σ = 20887558950. Its totient is φ = 5570015712.

The previous prime is 11140031389. The next prime is 11140031449. The reversal of 11140031432 is 23413004111.

It can be written as a sum of positive squares in only one way, i.e., 8531477956 + 2608553476 = 92366^2 + 51074^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 696251957 + ... + 696251972.

Almost surely, 2^11140031432 is an apocalyptic number.

It is an amenable number.

11140031432 is a deficient number, since it is larger than the sum of its proper divisors (9747527518).

11140031432 is a wasteful number, since it uses less digits than its factorization.

11140031432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1392503935 (or 1392503931 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 11140031432 its reverse (23413004111), we get a palindrome (34553035543).

The spelling of 11140031432 in words is "eleven billion, one hundred forty million, thirty-one thousand, four hundred thirty-two".