136713169 has 2 divisors, whose sum is σ = 136713170. Its totient is φ = 136713168.

The previous prime is 136713103. The next prime is 136713209. The reversal of 136713169 is 961317631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86118400 + 50594769 = 9280^2 + 7113^2 .

It is a cyclic number.

It is not a de Polignac number, because 136713169 - 2¹³ = 136704977 is a prime.

It is a super-2 number, since 2×136713169² = 37380981156045122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (136713869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68356584 + 68356585.

It is an arithmetic number, because the mean of its divisors is an integer number (68356585).

Almost surely, 2^136713169 is an apocalyptic number.

It is an amenable number.

136713169 is a deficient number, since it is larger than the sum of its proper divisors (1).

136713169 is an equidigital number, since it uses as much as digits as its factorization.

136713169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20412, while the sum is 37.

The square root of 136713169 is about 11692.4406776344. The cubic root of 136713169 is about 515.1536525846.

The spelling of 136713169 in words is "one hundred thirty-six million, seven hundred thirteen thousand, one hundred sixty-nine".