134171747 has 2 divisors, whose sum is σ = 134171748. Its totient is φ = 134171746.

The previous prime is 134171717. The next prime is 134171759. The reversal of 134171747 is 747171431.

It is a strong prime.

It is an emirp because it is prime and its reverse (747171431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134171747 - 2¹² = 134167651 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (134171717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67085873 + 67085874.

It is an arithmetic number, because the mean of its divisors is an integer number (67085874).

Almost surely, 2^134171747 is an apocalyptic number.

134171747 is a deficient number, since it is larger than the sum of its proper divisors (1).

134171747 is an equidigital number, since it uses as much as digits as its factorization.

134171747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16464, while the sum is 35.

The square root of 134171747 is about 11583.2528678260. The cubic root of 134171747 is about 511.9415254570.

The spelling of 134171747 in words is "one hundred thirty-four million, one hundred seventy-one thousand, seven hundred forty-seven".