134470778 has 8 divisors (see below), whose sum is σ = 217222068. Its totient is φ = 62063424.

The previous prime is 134470759. The next prime is 134470781. The reversal of 134470778 is 877074431.

It can be written as a sum of positive squares in 2 ways, for example, as 101143249 + 33327529 = 10057^2 + 5773^2 .

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

It is an unprimeable number.

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, 2585951 + ... + 2586002.

Almost surely, 2^134470778 is an apocalyptic number.

134470778 is a deficient number, since it is larger than the sum of its proper divisors (82751290).

134470778 is a wasteful number, since it uses less digits than its factorization.

134470778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5171968.

The product of its (nonzero) digits is 131712, while the sum is 41.

The square root of 134470778 is about 11596.1535864268. The cubic root of 134470778 is about 512.3215677076.

The spelling of 134470778 in words is "one hundred thirty-four million, four hundred seventy thousand, seven hundred seventy-eight".