6591157 has 4 divisors (see below), whose sum is σ = 6938080. Its totient is φ = 6244236.

The previous prime is 6591089. The next prime is 6591163. The reversal of 6591157 is 7511956.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 6591157 - 2¹⁵ = 6558389 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 (6591197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173433 + ... + 173470.

It is an arithmetic number, because the mean of its divisors is an integer number (1734520).

Almost surely, 2^6591157 is an apocalyptic number.

It is an amenable number.

6591157 is a deficient number, since it is larger than the sum of its proper divisors (346923).

6591157 is a wasteful number, since it uses less digits than its factorization.

6591157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346922.

The product of its digits is 9450, while the sum is 34.

The square root of 6591157 is about 2567.3248723136. The cubic root of 6591157 is about 187.4939328407.

The spelling of 6591157 in words is "six million, five hundred ninety-one thousand, one hundred fifty-seven".