1140243420404 has 12 divisors (see below), whose sum is σ = 2176828348128. Its totient is φ = 518292463800.

The previous prime is 1140243420397. The next prime is 1140243420413. The reversal of 1140243420404 is 4040243420411.

It is a super-2 number, since 2×1140243420404² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12957311552 + ... + 12957311639.

It is an arithmetic number, because the mean of its divisors is an integer number (181402362344).

Almost surely, 2^{1140243420404} is an apocalyptic number.

It is an amenable number.

1140243420404 is a deficient number, since it is larger than the sum of its proper divisors (1036584927724).

1140243420404 is a wasteful number, since it uses less digits than its factorization.

1140243420404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25914623206 (or 25914623204 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 1140243420404 its reverse (4040243420411), we get a palindrome (5180486840815).

The spelling of 1140243420404 in words is "one trillion, one hundred forty billion, two hundred forty-three million, four hundred twenty thousand, four hundred four".