136118453 has 2 divisors, whose sum is σ = 136118454. Its totient is φ = 136118452.

The previous prime is 136118447. The next prime is 136118471. The reversal of 136118453 is 354811631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 102860164 + 33258289 = 10142^2 + 5767^2 .

It is an emirp because it is prime and its reverse (354811631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 136118453 - 2⁸ = 136118197 is a prime.

It is a super-3 number, since 3×136118453³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136118753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68059226 + 68059227.

It is an arithmetic number, because the mean of its divisors is an integer number (68059227).

Almost surely, 2^136118453 is an apocalyptic number.

It is an amenable number.

136118453 is a deficient number, since it is larger than the sum of its proper divisors (1).

136118453 is an equidigital number, since it uses as much as digits as its factorization.

136118453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 32.

The square root of 136118453 is about 11666.9813148046. The cubic root of 136118453 is about 514.4055767761.

The spelling of 136118453 in words is "one hundred thirty-six million, one hundred eighteen thousand, four hundred fifty-three".