134357593 has 2 divisors, whose sum is σ = 134357594. Its totient is φ = 134357592.

The previous prime is 134357479. The next prime is 134357623. The reversal of 134357593 is 395753431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84400969 + 49956624 = 9187^2 + 7068^2 .

It is an emirp because it is prime and its reverse (395753431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134357593 - 2⁹ = 134357081 is a prime.

It is not a weakly prime, because it can be changed into another prime (134357393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67178796 + 67178797.

It is an arithmetic number, because the mean of its divisors is an integer number (67178797).

Almost surely, 2^134357593 is an apocalyptic number.

It is an amenable number.

134357593 is a deficient number, since it is larger than the sum of its proper divisors (1).

134357593 is an equidigital number, since it uses as much as digits as its factorization.

134357593 is an evil number, because the sum of its binary digits is even.

The product of its digits is 170100, while the sum is 40.

The square root of 134357593 is about 11591.2722770195. The cubic root of 134357593 is about 512.1777858032.

The spelling of 134357593 in words is "one hundred thirty-four million, three hundred fifty-seven thousand, five hundred ninety-three".