136607 has 2 divisors, whose sum is σ = 136608. Its totient is φ = 136606.

The previous prime is 136603. The next prime is 136621. The reversal of 136607 is 706631.

It is a weak prime.

It is an emirp because it is prime and its reverse (706631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 136607 - 2² = 136603 is a prime.

It is a super-2 number, since 2×136607² = 37322944898, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68303 + 68304.

It is an arithmetic number, because the mean of its divisors is an integer number (68304).

2¹³⁶⁶⁰⁷ is an apocalyptic number.

136607 is a deficient number, since it is larger than the sum of its proper divisors (1).

136607 is an equidigital number, since it uses as much as digits as its factorization.

136607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 136607 is about 369.6038419714. The cubic root of 136607 is about 51.5020265015.

The spelling of 136607 in words is "one hundred thirty-six thousand, six hundred seven".