136504061 has 2 divisors, whose sum is σ = 136504062. Its totient is φ = 136504060.

The previous prime is 136504007. The next prime is 136504099. The reversal of 136504061 is 160405631.

136504061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73856836 + 62647225 = 8594^2 + 7915^2 .

It is a cyclic number.

It is not a de Polignac number, because 136504061 - 2²² = 132309757 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 136504061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136504001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68252030 + 68252031.

It is an arithmetic number, because the mean of its divisors is an integer number (68252031).

Almost surely, 2^136504061 is an apocalyptic number.

It is an amenable number.

136504061 is a deficient number, since it is larger than the sum of its proper divisors (1).

136504061 is an equidigital number, since it uses as much as digits as its factorization.

136504061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 136504061 is about 11683.4952390113. The cubic root of 136504061 is about 514.8908695148.

Adding to 136504061 its reverse (160405631), we get a palindrome (296909692).

The spelling of 136504061 in words is "one hundred thirty-six million, five hundred four thousand, sixty-one".