134342513 has 2 divisors, whose sum is σ = 134342514. Its totient is φ = 134342512.

The previous prime is 134342503. The next prime is 134342569. The reversal of 134342513 is 315243431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97278769 + 37063744 = 9863^2 + 6088^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134342513 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (134342503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67171256 + 67171257.

It is an arithmetic number, because the mean of its divisors is an integer number (67171257).

Almost surely, 2^134342513 is an apocalyptic number.

It is an amenable number.

134342513 is a deficient number, since it is larger than the sum of its proper divisors (1).

134342513 is an equidigital number, since it uses as much as digits as its factorization.

134342513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 26.

The square root of 134342513 is about 11590.6217693444. The cubic root of 134342513 is about 512.1586231845.

Adding to 134342513 its reverse (315243431), we get a palindrome (449585944).

The spelling of 134342513 in words is "one hundred thirty-four million, three hundred forty-two thousand, five hundred thirteen".