136524241 has 6 divisors (see below), whose sum is σ = 158813970. Its totient is φ = 117020736.

The previous prime is 136524239. The next prime is 136524247. The reversal of 136524241 is 142425631.

It can be written as a sum of positive squares in only one way, i.e., 82810000 + 53714241 = 9100^2 + 7329^2 .

It is not a de Polignac number, because 136524241 - 2¹ = 136524239 is a prime.

It is not an unprimeable number, because it can be changed into a prime (136524247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1393056 + ... + 1393153.

It is an arithmetic number, because the mean of its divisors is an integer number (26468995).

Almost surely, 2^136524241 is an apocalyptic number.

It is an amenable number.

136524241 is a deficient number, since it is larger than the sum of its proper divisors (22289729).

136524241 is an equidigital number, since it uses as much as digits as its factorization.

136524241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2786223 (or 2786216 counting only the distinct ones).

The product of its digits is 5760, while the sum is 28.

The square root of 136524241 is about 11684.3588185232. The cubic root of 136524241 is about 514.9162411306.

Adding to 136524241 its reverse (142425631), we get a palindrome (278949872).

The spelling of 136524241 in words is "one hundred thirty-six million, five hundred twenty-four thousand, two hundred forty-one".