136552641 has 4 divisors (see below), whose sum is σ = 182070192. Its totient is φ = 91035092.

The previous prime is 136552621. The next prime is 136552657. The reversal of 136552641 is 146255631.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 136552641 - 2¹³ = 136544449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (136552621) 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, 22758771 + ... + 22758776.

It is an arithmetic number, because the mean of its divisors is an integer number (45517548).

Almost surely, 2^136552641 is an apocalyptic number.

It is an amenable number.

136552641 is a deficient number, since it is larger than the sum of its proper divisors (45517551).

136552641 is an equidigital number, since it uses as much as digits as its factorization.

136552641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45517550.

The product of its digits is 21600, while the sum is 33.

The square root of 136552641 is about 11685.5740552187. The cubic root of 136552641 is about 514.9519432331.

The spelling of 136552641 in words is "one hundred thirty-six million, five hundred fifty-two thousand, six hundred forty-one".