1102859 has 8 divisors (see below), whose sum is σ = 1161888. Its totient is φ = 1045440.

The previous prime is 1102853. The next prime is 1102861. The reversal of 1102859 is 9582011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1102859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1102853) 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, 1154 + ... + 1880.

It is an arithmetic number, because the mean of its divisors is an integer number (145236).

2^1102859 is an apocalyptic number.

1102859 is a deficient number, since it is larger than the sum of its proper divisors (59029).

1102859 is an equidigital number, since it uses as much as digits as its factorization.

1102859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 805.

The product of its (nonzero) digits is 720, while the sum is 26.

The square root of 1102859 is about 1050.1709384667. The cubic root of 1102859 is about 103.3173671713.

The spelling of 1102859 in words is "one million, one hundred two thousand, eight hundred fifty-nine".