1140324143 has 8 divisors (see below), whose sum is σ = 1316663712. Its totient is φ = 967343616.

The previous prime is 1140324131. The next prime is 1140324149. The reversal of 1140324143 is 3414230411.

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

It is a cyclic number.

It is not a de Polignac number, because 1140324143 - 2⁸ = 1140323887 is a prime.

It is a super-2 number, since 2×1140324143² = 2600678302217368898, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140324149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 839030 + ... + 840387.

It is an arithmetic number, because the mean of its divisors is an integer number (164582964).

Almost surely, 2^1140324143 is an apocalyptic number.

1140324143 is a deficient number, since it is larger than the sum of its proper divisors (176339569).

1140324143 is an equidigital number, since it uses as much as digits as its factorization.

1140324143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1679521.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1140324143 is about 33768.6858346605. The cubic root of 1140324143 is about 1044.7429273861.

Adding to 1140324143 its reverse (3414230411), we get a palindrome (4554554554).

The spelling of 1140324143 in words is "one billion, one hundred forty million, three hundred twenty-four thousand, one hundred forty-three".