5071591 has 4 divisors (see below), whose sum is σ = 5796112. Its totient is φ = 4347072.

The previous prime is 5071589. The next prime is 5071597. The reversal of 5071591 is 1951705.

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

It is a cyclic number.

It is not a de Polignac number, because 5071591 - 2¹ = 5071589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5071597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 362250 + ... + 362263.

It is an arithmetic number, because the mean of its divisors is an integer number (1449028).

Almost surely, 2^5071591 is an apocalyptic number.

5071591 is a deficient number, since it is larger than the sum of its proper divisors (724521).

5071591 is an equidigital number, since it uses as much as digits as its factorization.

5071591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724520.

The product of its (nonzero) digits is 1575, while the sum is 28.

The square root of 5071591 is about 2252.0193160806. The cubic root of 5071591 is about 171.8098561278.

The spelling of 5071591 in words is "five million, seventy-one thousand, five hundred ninety-one".