67136227 has 2 divisors, whose sum is σ = 67136228. Its totient is φ = 67136226.

The previous prime is 67136197. The next prime is 67136233. The reversal of 67136227 is 72263176.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 67136227 - 2⁷ = 67136099 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 67136192 and 67136201.

It is not a weakly prime, because it can be changed into another prime (67136627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33568113 + 33568114.

It is an arithmetic number, because the mean of its divisors is an integer number (33568114).

Almost surely, 2^67136227 is an apocalyptic number.

67136227 is a deficient number, since it is larger than the sum of its proper divisors (1).

67136227 is an equidigital number, since it uses as much as digits as its factorization.

67136227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21168, while the sum is 34.

The square root of 67136227 is about 8193.6699347728. The cubic root of 67136227 is about 406.4298935989.

The spelling of 67136227 in words is "sixty-seven million, one hundred thirty-six thousand, two hundred twenty-seven".