1143413 has 4 divisors (see below), whose sum is σ = 1170048. Its totient is φ = 1116780.

The previous prime is 1143407. The next prime is 1143433. The reversal of 1143413 is 3143411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1143413 - 2¹⁰ = 1142389 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1143391 and 1143400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13253 + ... + 13338.

It is an arithmetic number, because the mean of its divisors is an integer number (292512).

2^1143413 is an apocalyptic number.

It is an amenable number.

1143413 is a deficient number, since it is larger than the sum of its proper divisors (26635).

1143413 is an equidigital number, since it uses as much as digits as its factorization.

1143413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26634.

The product of its digits is 144, while the sum is 17.

The square root of 1143413 is about 1069.3049144187. The cubic root of 1143413 is about 104.5685393944.

Adding to 1143413 its reverse (3143411), we get a palindrome (4286824).

The spelling of 1143413 in words is "one million, one hundred forty-three thousand, four hundred thirteen".