134797787 has 2 divisors, whose sum is σ = 134797788. Its totient is φ = 134797786.

The previous prime is 134797721. The next prime is 134797849. The reversal of 134797787 is 787797431.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134797787 - 2²⁰ = 133749211 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (134797087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67398893 + 67398894.

It is an arithmetic number, because the mean of its divisors is an integer number (67398894).

Almost surely, 2^134797787 is an apocalyptic number.

134797787 is a deficient number, since it is larger than the sum of its proper divisors (1).

134797787 is an equidigital number, since it uses as much as digits as its factorization.

134797787 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2074464, while the sum is 53.

The square root of 134797787 is about 11610.2449155907. The cubic root of 134797787 is about 512.7365231478.

The spelling of 134797787 in words is "one hundred thirty-four million, seven hundred ninety-seven thousand, seven hundred eighty-seven".