134530387 has 2 divisors, whose sum is σ = 134530388. Its totient is φ = 134530386.

The previous prime is 134530373. The next prime is 134530411. The reversal of 134530387 is 783035431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134530387 - 2¹⁹ = 134006099 is a prime.

It is not a weakly prime, because it can be changed into another prime (134530337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67265193 + 67265194.

It is an arithmetic number, because the mean of its divisors is an integer number (67265194).

Almost surely, 2^134530387 is an apocalyptic number.

134530387 is a deficient number, since it is larger than the sum of its proper divisors (1).

134530387 is an equidigital number, since it uses as much as digits as its factorization.

134530387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 134530387 is about 11598.7235073520. The cubic root of 134530387 is about 512.3972581672.

The spelling of 134530387 in words is "one hundred thirty-four million, five hundred thirty thousand, three hundred eighty-seven".