1143351 has 12 divisors (see below), whose sum is σ = 1801800. Its totient is φ = 692880.

The previous prime is 1143347. The next prime is 1143371. The reversal of 1143351 is 1533411.

It is not a de Polignac number, because 1143351 - 2² = 1143347 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143341) 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 11 ways as a sum of consecutive naturals, for example, 5676 + ... + 5873.

It is an arithmetic number, because the mean of its divisors is an integer number (150150).

2^1143351 is an apocalyptic number.

1143351 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1143351 is a deficient number, since it is larger than the sum of its proper divisors (658449).

1143351 is a wasteful number, since it uses less digits than its factorization.

1143351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11566 (or 11563 counting only the distinct ones).

The product of its digits is 180, while the sum is 18.

The square root of 1143351 is about 1069.2759232303. The cubic root of 1143351 is about 104.5666493317.

Adding to 1143351 its reverse (1533411), we get a palindrome (2676762).

The spelling of 1143351 in words is "one million, one hundred forty-three thousand, three hundred fifty-one".