131583593 has 2 divisors, whose sum is σ = 131583594. Its totient is φ = 131583592.

The previous prime is 131583523. The next prime is 131583619. The reversal of 131583593 is 395385131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115197289 + 16386304 = 10733^2 + 4048^2 .

It is an emirp because it is prime and its reverse (395385131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 131583593 - 2¹⁴ = 131567209 is a prime.

It is not a weakly prime, because it can be changed into another prime (131583523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65791796 + 65791797.

It is an arithmetic number, because the mean of its divisors is an integer number (65791797).

Almost surely, 2^131583593 is an apocalyptic number.

It is an amenable number.

131583593 is a deficient number, since it is larger than the sum of its proper divisors (1).

131583593 is an equidigital number, since it uses as much as digits as its factorization.

131583593 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48600, while the sum is 38.

The square root of 131583593 is about 11470.9891901265. The cubic root of 131583593 is about 508.6283699680.

The spelling of 131583593 in words is "one hundred thirty-one million, five hundred eighty-three thousand, five hundred ninety-three".