1140224343 has 4 divisors (see below), whose sum is σ = 1520299128. Its totient is φ = 760149560.

The previous prime is 1140224341. The next prime is 1140224363. The reversal of 1140224343 is 3434220411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1140224343 - 2¹ = 1140224341 is a prime.

It is a super-2 number, since 2×1140224343² = 2600223104739563298, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140224341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190037388 + ... + 190037393.

It is an arithmetic number, because the mean of its divisors is an integer number (380074782).

Almost surely, 2^1140224343 is an apocalyptic number.

1140224343 is a deficient number, since it is larger than the sum of its proper divisors (380074785).

1140224343 is an equidigital number, since it uses as much as digits as its factorization.

1140224343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380074784.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 1140224343 is about 33767.2081019441. The cubic root of 1140224343 is about 1044.7124482202.

Adding to 1140224343 its reverse (3434220411), we get a palindrome (4574444754).

The spelling of 1140224343 in words is "one billion, one hundred forty million, two hundred twenty-four thousand, three hundred forty-three".