1601074859 has 4 divisors (see below), whose sum is σ = 1601676960. Its totient is φ = 1600472760.

The previous prime is 1601074829. The next prime is 1601074877. The reversal of 1601074859 is 9584701061.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1601074859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1601074829) 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, 297044 + ... + 302385.

It is an arithmetic number, because the mean of its divisors is an integer number (400419240).

Almost surely, 2^1601074859 is an apocalyptic number.

1601074859 is a deficient number, since it is larger than the sum of its proper divisors (602101).

1601074859 is an equidigital number, since it uses as much as digits as its factorization.

1601074859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602100.

The product of its (nonzero) digits is 60480, while the sum is 41.

The square root of 1601074859 is about 40013.4334817696. The cubic root of 1601074859 is about 1169.8689455565.

The spelling of 1601074859 in words is "one billion, six hundred one million, seventy-four thousand, eight hundred fifty-nine".