134216827 has 2 divisors, whose sum is σ = 134216828. Its totient is φ = 134216826.

The previous prime is 134216807. The next prime is 134216837. The reversal of 134216827 is 728612431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134216827 - 2¹⁵ = 134184059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 134216792 and 134216801.

It is not a weakly prime, because it can be changed into another prime (134216807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67108413 + 67108414.

It is an arithmetic number, because the mean of its divisors is an integer number (67108414).

Almost surely, 2^134216827 is an apocalyptic number.

134216827 is a deficient number, since it is larger than the sum of its proper divisors (1).

134216827 is an equidigital number, since it uses as much as digits as its factorization.

134216827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16128, while the sum is 34.

The square root of 134216827 is about 11585.1986172012. The cubic root of 134216827 is about 511.9988543167.

The spelling of 134216827 in words is "one hundred thirty-four million, two hundred sixteen thousand, eight hundred twenty-seven".