1859341142 has 4 divisors (see below), whose sum is σ = 2789011716. Its totient is φ = 929670570.

The previous prime is 1859341139. The next prime is 1859341189. The reversal of 1859341142 is 2411439581.

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

It is a junction number, because it is equal to n+sod(n) for n = 1859341096 and 1859341105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 464835284 + ... + 464835287.

It is an arithmetic number, because the mean of its divisors is an integer number (697252929).

Almost surely, 2^1859341142 is an apocalyptic number.

1859341142 is a deficient number, since it is larger than the sum of its proper divisors (929670574).

1859341142 is an equidigital number, since it uses as much as digits as its factorization.

1859341142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 929670573.

The product of its digits is 34560, while the sum is 38.

The square root of 1859341142 is about 43120.0781771091. The cubic root of 1859341142 is about 1229.6637197340.

The spelling of 1859341142 in words is "one billion, eight hundred fifty-nine million, three hundred forty-one thousand, one hundred forty-two".