134400277 has 4 divisors (see below), whose sum is σ = 146618496. Its totient is φ = 122182060.

The previous prime is 134400269. The next prime is 134400311. The reversal of 134400277 is 772004431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 772004431 = 11 ⋅70182221.

It is not a de Polignac number, because 134400277 - 2³ = 134400269 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 (134400257) 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, 6109093 + ... + 6109114.

It is an arithmetic number, because the mean of its divisors is an integer number (36654624).

Almost surely, 2^134400277 is an apocalyptic number.

It is an amenable number.

134400277 is a deficient number, since it is larger than the sum of its proper divisors (12218219).

134400277 is a wasteful number, since it uses less digits than its factorization.

134400277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12218218.

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

The square root of 134400277 is about 11593.1133437054. The cubic root of 134400277 is about 512.2320178999.

The spelling of 134400277 in words is "one hundred thirty-four million, four hundred thousand, two hundred seventy-seven".