1140000343 has 8 divisors (see below), whose sum is σ = 1150876080. Its totient is φ = 1129175040.

The previous prime is 1140000287. The next prime is 1140000401. The reversal of 1140000343 is 3430000411.

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 1140000343 - 2¹⁷ = 1139869271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140000143) 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, 33613 + ... + 58393.

It is an arithmetic number, because the mean of its divisors is an integer number (143859510).

Almost surely, 2^1140000343 is an apocalyptic number.

1140000343 is a deficient number, since it is larger than the sum of its proper divisors (10875737).

1140000343 is a wasteful number, since it uses less digits than its factorization.

1140000343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25217.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1140000343 is about 33763.8911116595. The cubic root of 1140000343 is about 1044.6440315922.

Adding to 1140000343 its reverse (3430000411), we get a palindrome (4570000754).

The spelling of 1140000343 in words is "one billion, one hundred forty million, three hundred forty-three", and thus it is an aban number.