2071903 has 4 divisors (see below), whose sum is σ = 2107080. Its totient is φ = 2036728.

The previous prime is 2071897. The next prime is 2071913. The reversal of 2071903 is 3091702.

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-2071903 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2071913) 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, 17500 + ... + 17617.

It is an arithmetic number, because the mean of its divisors is an integer number (526770).

2^2071903 is an apocalyptic number.

2071903 is a deficient number, since it is larger than the sum of its proper divisors (35177).

2071903 is an equidigital number, since it uses as much as digits as its factorization.

2071903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35176.

The product of its (nonzero) digits is 378, while the sum is 22.

The square root of 2071903 is about 1439.4106432843. The cubic root of 2071903 is about 127.4842323190.

The spelling of 2071903 in words is "two million, seventy-one thousand, nine hundred three".