1143038 has 8 divisors (see below), whose sum is σ = 1846488. Its totient is φ = 527544.

The previous prime is 1143019. The next prime is 1143047. The reversal of 1143038 is 8303411.

1143038 = 122² + 123² + ... + 173².

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21956 + ... + 22007.

It is an arithmetic number, because the mean of its divisors is an integer number (230811).

2^1143038 is an apocalyptic number.

1143038 is a deficient number, since it is larger than the sum of its proper divisors (703450).

1143038 is a wasteful number, since it uses less digits than its factorization.

1143038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43978.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1143038 is about 1069.1295524865. The cubic root of 1143038 is about 104.5571065205.

Adding to 1143038 its reverse (8303411), we get a palindrome (9446449).

The spelling of 1143038 in words is "one million, one hundred forty-three thousand, thirty-eight".