136050191 has 4 divisors (see below), whose sum is σ = 138280584. Its totient is φ = 133819800.

The previous prime is 136050137. The next prime is 136050193. The reversal of 136050191 is 191050631.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 136050191 - 2¹⁰ = 136049167 is a prime.

It is a super-2 number, since 2×136050191² = 37019308942272962, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 136050191.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136050193) 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, 1115105 + ... + 1115226.

It is an arithmetic number, because the mean of its divisors is an integer number (34570146).

Almost surely, 2^136050191 is an apocalyptic number.

136050191 is a deficient number, since it is larger than the sum of its proper divisors (2230393).

136050191 is an equidigital number, since it uses as much as digits as its factorization.

136050191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2230392.

The product of its (nonzero) digits is 810, while the sum is 26.

The square root of 136050191 is about 11664.0555125565. The cubic root of 136050191 is about 514.3195727010.

The spelling of 136050191 in words is "one hundred thirty-six million, fifty thousand, one hundred ninety-one".