136541901211 has 8 divisors (see below), whose sum is σ = 139149576000. Its totient is φ = 133935389952.

The previous prime is 136541901191. The next prime is 136541901227. The reversal of 136541901211 is 112109145631.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 136541901211 - 2⁹ = 136541900699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136541901011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52086 + ... + 525163.

It is an arithmetic number, because the mean of its divisors is an integer number (17393697000).

Almost surely, 2^136541901211 is an apocalyptic number.

136541901211 is a deficient number, since it is larger than the sum of its proper divisors (2607674789).

136541901211 is an equidigital number, since it uses as much as digits as its factorization.

136541901211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581765.

The product of its (nonzero) digits is 6480, while the sum is 34.

The spelling of 136541901211 in words is "one hundred thirty-six billion, five hundred forty-one million, nine hundred one thousand, two hundred eleven".