135627593 has 2 divisors, whose sum is σ = 135627594. Its totient is φ = 135627592.

The previous prime is 135627587. The next prime is 135627617. The reversal of 135627593 is 395726531.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69172489 + 66455104 = 8317^2 + 8152^2 .

It is an emirp because it is prime and its reverse (395726531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 135627593 - 2⁸ = 135627337 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135627593.

It is not a weakly prime, because it can be changed into another prime (135627523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67813796 + 67813797.

It is an arithmetic number, because the mean of its divisors is an integer number (67813797).

Almost surely, 2^135627593 is an apocalyptic number.

It is an amenable number.

135627593 is a deficient number, since it is larger than the sum of its proper divisors (1).

135627593 is an equidigital number, since it uses as much as digits as its factorization.

135627593 is an evil number, because the sum of its binary digits is even.

The product of its digits is 170100, while the sum is 41.

The square root of 135627593 is about 11645.9260258684. The cubic root of 135627593 is about 513.7864952772.

The spelling of 135627593 in words is "one hundred thirty-five million, six hundred twenty-seven thousand, five hundred ninety-three".