6151859 has 4 divisors (see below), whose sum is σ = 7030704. Its totient is φ = 5273016.

The previous prime is 6151853. The next prime is 6151867. The reversal of 6151859 is 9581516.

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

It is not a de Polignac number, because 6151859 - 2⁴ = 6151843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6151853) 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, 439412 + ... + 439425.

It is an arithmetic number, because the mean of its divisors is an integer number (1757676).

Almost surely, 2^6151859 is an apocalyptic number.

6151859 is a deficient number, since it is larger than the sum of its proper divisors (878845).

6151859 is an equidigital number, since it uses as much as digits as its factorization.

6151859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 878844.

The product of its digits is 10800, while the sum is 35.

The square root of 6151859 is about 2480.2941357831. The cubic root of 6151859 is about 183.2323384971.

The spelling of 6151859 in words is "six million, one hundred fifty-one thousand, eight hundred fifty-nine".