136111147 has 2 divisors, whose sum is σ = 136111148. Its totient is φ = 136111146.

The previous prime is 136111139. The next prime is 136111153. The reversal of 136111147 is 741111631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 136111147 - 2³ = 136111139 is a prime.

It is not a weakly prime, because it can be changed into another prime (136111747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68055573 + 68055574.

It is an arithmetic number, because the mean of its divisors is an integer number (68055574).

Almost surely, 2^136111147 is an apocalyptic number.

136111147 is a deficient number, since it is larger than the sum of its proper divisors (1).

136111147 is an equidigital number, since it uses as much as digits as its factorization.

136111147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 504, while the sum is 25.

The square root of 136111147 is about 11666.6682047618. The cubic root of 136111147 is about 514.3963732373.

Adding to 136111147 its reverse (741111631), we get a palindrome (877222778).

The spelling of 136111147 in words is "one hundred thirty-six million, one hundred eleven thousand, one hundred forty-seven".