136207427 has 2 divisors, whose sum is σ = 136207428. Its totient is φ = 136207426.

The previous prime is 136207321. The next prime is 136207441. The reversal of 136207427 is 724702631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 136207427 - 2¹⁶ = 136141891 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 136207393 and 136207402.

It is not a weakly prime, because it can be changed into another prime (136257427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68103713 + 68103714.

It is an arithmetic number, because the mean of its divisors is an integer number (68103714).

Almost surely, 2^136207427 is an apocalyptic number.

136207427 is a deficient number, since it is larger than the sum of its proper divisors (1).

136207427 is an equidigital number, since it uses as much as digits as its factorization.

136207427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 136207427 is about 11670.7937604946. The cubic root of 136207427 is about 514.5176329843.

The spelling of 136207427 in words is "one hundred thirty-six million, two hundred seven thousand, four hundred twenty-seven".