136358545 has 4 divisors (see below), whose sum is σ = 163630260. Its totient is φ = 109086832.

The previous prime is 136358543. The next prime is 136358557. The reversal of 136358545 is 545853631.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 58354321 + 78004224 = 7639^2 + 8832^2 .

It is a cyclic number.

It is not a de Polignac number, because 136358545 - 2¹ = 136358543 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 136358498 and 136358507.

It is not an unprimeable number, because it can be changed into a prime (136358543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13635850 + ... + 13635859.

It is an arithmetic number, because the mean of its divisors is an integer number (40907565).

Almost surely, 2^136358545 is an apocalyptic number.

It is an amenable number.

136358545 is a deficient number, since it is larger than the sum of its proper divisors (27271715).

136358545 is an equidigital number, since it uses as much as digits as its factorization.

136358545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27271714.

The product of its digits is 216000, while the sum is 40.

The square root of 136358545 is about 11677.2661612211. The cubic root of 136358545 is about 514.7078432156.

The spelling of 136358545 in words is "one hundred thirty-six million, three hundred fifty-eight thousand, five hundred forty-five".