1054143 has 6 divisors (see below), whose sum is σ = 1522664. Its totient is φ = 702756.

The previous prime is 1054133. The next prime is 1054169. The reversal of 1054143 is 3414501.

It is a happy number.

It is not a de Polignac number, because 1054143 - 2¹⁴ = 1037759 is a prime.

It is a super-2 number, since 2×1054143² = 2222434928898, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1054133) 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 5 ways as a sum of consecutive naturals, for example, 58555 + ... + 58572.

2^1054143 is an apocalyptic number.

1054143 is a deficient number, since it is larger than the sum of its proper divisors (468521).

1054143 is a wasteful number, since it uses less digits than its factorization.

1054143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117133 (or 117130 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 1054143 is about 1026.7146633802. The cubic root of 1054143 is about 101.7731405653.

Adding to 1054143 its reverse (3414501), we get a palindrome (4468644).

The spelling of 1054143 in words is "one million, fifty-four thousand, one hundred forty-three".