1043138 has 16 divisors (see below), whose sum is σ = 1669920. Its totient is φ = 487296.

The previous prime is 1043131. The next prime is 1043167. The reversal of 1043138 is 8313401.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1043131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3545 + ... + 3827.

It is an arithmetic number, because the mean of its divisors is an integer number (104370).

2^1043138 is an apocalyptic number.

1043138 is a deficient number, since it is larger than the sum of its proper divisors (626782).

1043138 is a wasteful number, since it uses less digits than its factorization.

1043138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401.

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

The square root of 1043138 is about 1021.3412749909. The cubic root of 1043138 is about 101.4177385206.

Adding to 1043138 its reverse (8313401), we get a palindrome (9356539).

The spelling of 1043138 in words is "one million, forty-three thousand, one hundred thirty-eight".