134278455 has 8 divisors (see below), whose sum is σ = 214845552. Its totient is φ = 71615168.

The previous prime is 134278451. The next prime is 134278457. The reversal of 134278455 is 554872431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 134278455 - 2² = 134278451 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134278451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4475934 + ... + 4475963.

It is an arithmetic number, because the mean of its divisors is an integer number (26855694).

Almost surely, 2^134278455 is an apocalyptic number.

134278455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

134278455 is a deficient number, since it is larger than the sum of its proper divisors (80567097).

134278455 is an equidigital number, since it uses as much as digits as its factorization.

134278455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8951905.

The product of its digits is 134400, while the sum is 39.

The square root of 134278455 is about 11587.8580850820. The cubic root of 134278455 is about 512.0772067307.

It can be divided in two parts, 1342 and 78455, that added together give a palindrome (79797).

The spelling of 134278455 in words is "one hundred thirty-four million, two hundred seventy-eight thousand, four hundred fifty-five".