1042859 has 4 divisors (see below), whose sum is σ = 1045200. Its totient is φ = 1040520.

The previous prime is 1042849. The next prime is 1042861. The reversal of 1042859 is 9582401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9582401 = 241 ⋅39761.

It is a cyclic number.

It is not a de Polignac number, because 1042859 - 2¹⁶ = 977323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1042819) 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, 272 + ... + 1469.

It is an arithmetic number, because the mean of its divisors is an integer number (261300).

2^1042859 is an apocalyptic number.

1042859 is a deficient number, since it is larger than the sum of its proper divisors (2341).

1042859 is an equidigital number, since it uses as much as digits as its factorization.

1042859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2340.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 1042859 is about 1021.2046807570. The cubic root of 1042859 is about 101.4086959100.

The spelling of 1042859 in words is "one million, forty-two thousand, eight hundred fifty-nine".