1054689 has 4 divisors (see below), whose sum is σ = 1406256. Its totient is φ = 703124.

The previous prime is 1054679. The next prime is 1054717. The reversal of 1054689 is 9864501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1054689 - 2⁴ = 1054673 is a prime.

It is a super-2 number, since 2×1054689² = 2224737773442, which contains 22 as substring.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (1054609) 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, 175779 + ... + 175784.

It is an arithmetic number, because the mean of its divisors is an integer number (351564).

2^1054689 is an apocalyptic number.

It is an amenable number.

1054689 is a deficient number, since it is larger than the sum of its proper divisors (351567).

1054689 is an equidigital number, since it uses as much as digits as its factorization.

1054689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351566.

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 1054689 is about 1026.9805256187. The cubic root of 1054689 is about 101.7907088786.

The spelling of 1054689 in words is "one million, fifty-four thousand, six hundred eighty-nine".