136542337 has 2 divisors, whose sum is σ = 136542338. Its totient is φ = 136542336.

The previous prime is 136542331. The next prime is 136542347. The reversal of 136542337 is 733245631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98485776 + 38056561 = 9924^2 + 6169^2 .

It is a cyclic number.

It is not a de Polignac number, because 136542337 - 2⁷ = 136542209 is a prime.

It is not a weakly prime, because it can be changed into another prime (136542331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68271168 + 68271169.

It is an arithmetic number, because the mean of its divisors is an integer number (68271169).

Almost surely, 2^136542337 is an apocalyptic number.

It is an amenable number.

136542337 is a deficient number, since it is larger than the sum of its proper divisors (1).

136542337 is an equidigital number, since it uses as much as digits as its factorization.

136542337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 34.

The square root of 136542337 is about 11685.1331614150. The cubic root of 136542337 is about 514.9389904791.

Adding to 136542337 its reverse (733245631), we get a palindrome (869787968).

The spelling of 136542337 in words is "one hundred thirty-six million, five hundred forty-two thousand, three hundred thirty-seven".