136319 has 2 divisors, whose sum is σ = 136320. Its totient is φ = 136318.

The previous prime is 136309. The next prime is 136327. The reversal of 136319 is 913631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 136319 - 2⁴ = 136303 is a prime.

It is a super-2 number, since 2×136319² = 37165739522, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 136294 and 136303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136309) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68159 + 68160.

It is an arithmetic number, because the mean of its divisors is an integer number (68160).

2¹³⁶³¹⁹ is an apocalyptic number.

136319 is a deficient number, since it is larger than the sum of its proper divisors (1).

136319 is an equidigital number, since it uses as much as digits as its factorization.

136319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 486, while the sum is 23.

The square root of 136319 is about 369.2140300693. The cubic root of 136319 is about 51.4658082028.

The spelling of 136319 in words is "one hundred thirty-six thousand, three hundred nineteen".