134323393 has 2 divisors, whose sum is σ = 134323394. Its totient is φ = 134323392.

The previous prime is 134323379. The next prime is 134323411. The reversal of 134323393 is 393323431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 132549169 + 1774224 = 11513^2 + 1332^2 .

It is a cyclic number.

It is not a de Polignac number, because 134323393 - 2¹³ = 134315201 is a prime.

It is equal to p_7609234 and since 134323393 and 7609234 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (134323303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67161696 + 67161697.

It is an arithmetic number, because the mean of its divisors is an integer number (67161697).

Almost surely, 2^134323393 is an apocalyptic number.

It is an amenable number.

134323393 is a deficient number, since it is larger than the sum of its proper divisors (1).

134323393 is an equidigital number, since it uses as much as digits as its factorization.

134323393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17496, while the sum is 31.

The square root of 134323393 is about 11589.7969352358. The cubic root of 134323393 is about 512.1343247519.

The spelling of 134323393 in words is "one hundred thirty-four million, three hundred twenty-three thousand, three hundred ninety-three".