134305057 has 2 divisors, whose sum is σ = 134305058. Its totient is φ = 134305056.

The previous prime is 134305043. The next prime is 134305109. The reversal of 134305057 is 750503431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121352256 + 12952801 = 11016^2 + 3599^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134305057 is a prime.

It is not a weakly prime, because it can be changed into another prime (134305037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67152528 + 67152529.

It is an arithmetic number, because the mean of its divisors is an integer number (67152529).

Almost surely, 2^134305057 is an apocalyptic number.

It is an amenable number.

134305057 is a deficient number, since it is larger than the sum of its proper divisors (1).

134305057 is an equidigital number, since it uses as much as digits as its factorization.

134305057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6300, while the sum is 28.

The square root of 134305057 is about 11589.0058676316. The cubic root of 134305057 is about 512.1110204908. Note that the first 3 decimals are identical.

Adding to 134305057 its reverse (750503431), we get a palindrome (884808488).

The spelling of 134305057 in words is "one hundred thirty-four million, three hundred five thousand, fifty-seven".