134027857 has 2 divisors, whose sum is σ = 134027858. Its totient is φ = 134027856.

The previous prime is 134027809. The next prime is 134027897. The reversal of 134027857 is 758720431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 108180801 + 25847056 = 10401^2 + 5084^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134027857 is a prime.

It is not a weakly prime, because it can be changed into another prime (134027807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67013928 + 67013929.

It is an arithmetic number, because the mean of its divisors is an integer number (67013929).

Almost surely, 2^134027857 is an apocalyptic number.

It is an amenable number.

134027857 is a deficient number, since it is larger than the sum of its proper divisors (1).

134027857 is an equidigital number, since it uses as much as digits as its factorization.

134027857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47040, while the sum is 37.

The square root of 134027857 is about 11577.0400793985. The cubic root of 134027857 is about 511.7584526011.

The spelling of 134027857 in words is "one hundred thirty-four million, twenty-seven thousand, eight hundred fifty-seven".