10142859 has 8 divisors (see below), whose sum is σ = 13960192. Its totient is φ = 6543720.

The previous prime is 10142857. The next prime is 10142861. The reversal of 10142859 is 95824101.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (10142857) and next prime (10142861).

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

It is not a de Polignac number, because 10142859 - 2¹ = 10142857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10142857) 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 7 ways as a sum of consecutive naturals, for example, 54439 + ... + 54624.

It is an arithmetic number, because the mean of its divisors is an integer number (1745024).

Almost surely, 2^10142859 is an apocalyptic number.

10142859 is a deficient number, since it is larger than the sum of its proper divisors (3817333).

10142859 is a wasteful number, since it uses less digits than its factorization.

10142859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109097.

The product of its (nonzero) digits is 2880, while the sum is 30.

The square root of 10142859 is about 3184.7855500803. The cubic root of 10142859 is about 216.4645565633.

The spelling of 10142859 in words is "ten million, one hundred forty-two thousand, eight hundred fifty-nine".