136122827 has 2 divisors, whose sum is σ = 136122828. Its totient is φ = 136122826.

The previous prime is 136122803. The next prime is 136122887. The reversal of 136122827 is 728221631.

It is a weak prime.

It is an emirp because it is prime and its reverse (728221631) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136122827 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 136122793 and 136122802.

It is not a weakly prime, because it can be changed into another prime (136122887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68061413 + 68061414.

It is an arithmetic number, because the mean of its divisors is an integer number (68061414).

Almost surely, 2^136122827 is an apocalyptic number.

136122827 is a deficient number, since it is larger than the sum of its proper divisors (1).

136122827 is an equidigital number, since it uses as much as digits as its factorization.

136122827 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8064, while the sum is 32.

The square root of 136122827 is about 11667.1687653861. The cubic root of 136122827 is about 514.4110866484.

The spelling of 136122827 in words is "one hundred thirty-six million, one hundred twenty-two thousand, eight hundred twenty-seven".