3591157 has 4 divisors (see below), whose sum is σ = 3715020. Its totient is φ = 3467296.

The previous prime is 3591143. The next prime is 3591163. The reversal of 3591157 is 7511953.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7511953 = 109 ⋅68917.

It can be written as a sum of positive squares in 2 ways, for example, as 1418481 + 2172676 = 1191^2 + 1474^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3591157 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3591167) 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, 61888 + ... + 61945.

It is an arithmetic number, because the mean of its divisors is an integer number (928755).

Almost surely, 2^3591157 is an apocalyptic number.

It is an amenable number.

3591157 is a deficient number, since it is larger than the sum of its proper divisors (123863).

3591157 is a wasteful number, since it uses less digits than its factorization.

3591157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123862.

The product of its digits is 4725, while the sum is 31.

The square root of 3591157 is about 1895.0348281760. The cubic root of 3591157 is about 153.1362933223.

The spelling of 3591157 in words is "three million, five hundred ninety-one thousand, one hundred fifty-seven".