5603891 has 2 divisors, whose sum is σ = 5603892. Its totient is φ = 5603890.

The previous prime is 5603869. The next prime is 5603903. The reversal of 5603891 is 1983065.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5603891 - 2¹⁴ = 5587507 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5603831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2801945 + 2801946.

It is an arithmetic number, because the mean of its divisors is an integer number (2801946).

Almost surely, 2^5603891 is an apocalyptic number.

5603891 is a deficient number, since it is larger than the sum of its proper divisors (1).

5603891 is an equidigital number, since it uses as much as digits as its factorization.

5603891 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 5603891 is about 2367.2538942834. The cubic root of 5603891 is about 177.6219198082.

The spelling of 5603891 in words is "five million, six hundred three thousand, eight hundred ninety-one".