134401277 has 4 divisors (see below), whose sum is σ = 134901180. Its totient is φ = 133901376.

The previous prime is 134401243. The next prime is 134401291. The reversal of 134401277 is 772104431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 33016516 + 101384761 = 5746^2 + 10069^2 .

It is a cyclic number.

It is not a de Polignac number, because 134401277 - 2⁸ = 134401021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134401207) 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 in 3 ways as a sum of consecutive naturals, for example, 249548 + ... + 250085.

It is an arithmetic number, because the mean of its divisors is an integer number (33725295).

Almost surely, 2^134401277 is an apocalyptic number.

It is an amenable number.

134401277 is a deficient number, since it is larger than the sum of its proper divisors (499903).

134401277 is an equidigital number, since it uses as much as digits as its factorization.

134401277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499902.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 134401277 is about 11593.1564726782. The cubic root of 134401277 is about 512.2332883109.

The spelling of 134401277 in words is "one hundred thirty-four million, four hundred one thousand, two hundred seventy-seven".