1143302414 has 4 divisors (see below), whose sum is σ = 1714953624. Its totient is φ = 571651206.

The previous prime is 1143302359. The next prime is 1143302429. The reversal of 1143302414 is 4142033411.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1143302414.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 285825602 + ... + 285825605.

It is an arithmetic number, because the mean of its divisors is an integer number (428738406).

Almost surely, 2^1143302414 is an apocalyptic number.

1143302414 is a deficient number, since it is larger than the sum of its proper divisors (571651210).

1143302414 is an equidigital number, since it uses as much as digits as its factorization.

1143302414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571651209.

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

The square root of 1143302414 is about 33812.7551968188. The cubic root of 1143302414 is about 1045.6516814554.

Adding to 1143302414 its reverse (4142033411), we get a palindrome (5285335825).

The spelling of 1143302414 in words is "one billion, one hundred forty-three million, three hundred two thousand, four hundred fourteen".