1140729516394 has 8 divisors (see below), whose sum is σ = 1842716911140. Its totient is φ = 526490546016.

The previous prime is 1140729516391. The next prime is 1140729516413. The reversal of 1140729516394 is 4936159270411.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1114893133225 + 25836383169 = 1055885^2 + 160737^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1140729516394² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1140729516391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21937106059 + ... + 21937106110.

Almost surely, 2^{1140729516394} is an apocalyptic number.

1140729516394 is a deficient number, since it is larger than the sum of its proper divisors (701987394746).

1140729516394 is a wasteful number, since it uses less digits than its factorization.

1140729516394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43874212184.

The product of its (nonzero) digits is 1632960, while the sum is 52.

The spelling of 1140729516394 in words is "one trillion, one hundred forty billion, seven hundred twenty-nine million, five hundred sixteen thousand, three hundred ninety-four".