1140040012 has 6 divisors (see below), whose sum is σ = 1995070028. Its totient is φ = 570020004.

The previous prime is 1140039997. The next prime is 1140040049. The reversal of 1140040012 is 2100400411.

It is a junction number, because it is equal to n+sod(n) for n = 1140039974 and 1140040001.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142504998 + ... + 142505005.

Almost surely, 2^1140040012 is an apocalyptic number.

It is an amenable number.

1140040012 is a deficient number, since it is larger than the sum of its proper divisors (855030016).

1140040012 is a wasteful number, since it uses less digits than its factorization.

1140040012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285010007 (or 285010005 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 1140040012 is about 33764.4785536516. The cubic root of 1140040012 is about 1044.6561484024.

Adding to 1140040012 its reverse (2100400411), we get a palindrome (3240440423).

The spelling of 1140040012 in words is "one billion, one hundred forty million, forty thousand, twelve".