1054939 has 4 divisors (see below), whose sum is σ = 1061424. Its totient is φ = 1048456.

The previous prime is 1054931. The next prime is 1054951. The reversal of 1054939 is 9394501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1054939 - 2³ = 1054931 is a prime.

It is a super-2 number, since 2×1054939² = 2225792587442, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

1054939 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1054939.

It is not an unprimeable number, because it can be changed into a prime (1054931) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2992 + ... + 3325.

It is an arithmetic number, because the mean of its divisors is an integer number (265356).

2^1054939 is an apocalyptic number.

1054939 is a deficient number, since it is larger than the sum of its proper divisors (6485).

1054939 is an equidigital number, since it uses as much as digits as its factorization.

1054939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6484.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 1054939 is about 1027.1022344441. The cubic root of 1054939 is about 101.7987509544.

The spelling of 1054939 in words is "one million, fifty-four thousand, nine hundred thirty-nine".