134220277 has 4 divisors (see below), whose sum is σ = 135728460. Its totient is φ = 132712096.

The previous prime is 134220271. The next prime is 134220283. The reversal of 134220277 is 772022431.

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

It is an interprime number because it is at equal distance from previous prime (134220271) and next prime (134220283).

It can be written as a sum of positive squares in 2 ways, for example, as 59120721 + 75099556 = 7689^2 + 8666^2 .

It is a cyclic number.

It is not a de Polignac number, because 134220277 - 2³ = 134220269 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 (134220271) 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, 753958 + ... + 754135.

It is an arithmetic number, because the mean of its divisors is an integer number (33932115).

Almost surely, 2^134220277 is an apocalyptic number.

It is an amenable number.

134220277 is a deficient number, since it is larger than the sum of its proper divisors (1508183).

134220277 is an equidigital number, since it uses as much as digits as its factorization.

134220277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1508182.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 134220277 is about 11585.3475131305. The cubic root of 134220277 is about 512.0032412006.

The spelling of 134220277 in words is "one hundred thirty-four million, two hundred twenty thousand, two hundred seventy-seven".