134209277 has 4 divisors (see below), whose sum is σ = 137482716. Its totient is φ = 130935840.

The previous prime is 134209219. The next prime is 134209291. The reversal of 134209277 is 772902431.

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 3587236 + 130622041 = 1894^2 + 11429^2 .

It is a cyclic number.

It is not a de Polignac number, because 134209277 - 2⁶ = 134209213 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 (134209177) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1636658 + ... + 1636739.

It is an arithmetic number, because the mean of its divisors is an integer number (34370679).

Almost surely, 2^134209277 is an apocalyptic number.

It is an amenable number.

134209277 is a deficient number, since it is larger than the sum of its proper divisors (3273439).

134209277 is an equidigital number, since it uses as much as digits as its factorization.

134209277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3273438.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 134209277 is about 11584.8727658097. The cubic root of 134209277 is about 511.9892537723.

The spelling of 134209277 in words is "one hundred thirty-four million, two hundred nine thousand, two hundred seventy-seven".