2101593 has 8 divisors (see below), whose sum is σ = 3017728. Its totient is φ = 1293264.

The previous prime is 2101553. The next prime is 2101607. The reversal of 2101593 is 3951012.

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

It is not a de Polignac number, because 2101593 - 2¹⁰ = 2100569 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2101513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26905 + ... + 26982.

It is an arithmetic number, because the mean of its divisors is an integer number (377216).

2^2101593 is an apocalyptic number.

It is an amenable number.

2101593 is a deficient number, since it is larger than the sum of its proper divisors (916135).

2101593 is a wasteful number, since it uses less digits than its factorization.

2101593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53903.

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 2101593 is about 1449.6872076417. The cubic root of 2101593 is about 128.0902886735.

The spelling of 2101593 in words is "two million, one hundred one thousand, five hundred ninety-three".