134752278 has 8 divisors (see below), whose sum is σ = 269504568. Its totient is φ = 44917424.

The previous prime is 134752273. The next prime is 134752279. The reversal of 134752278 is 872257431.

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

134752278 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134752273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11229351 + ... + 11229362.

It is an arithmetic number, because the mean of its divisors is an integer number (33688071).

Almost surely, 2^134752278 is an apocalyptic number.

134752278 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134752278 is a wasteful number, since it uses less digits than its factorization.

134752278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22458718.

The product of its digits is 94080, while the sum is 39.

The square root of 134752278 is about 11608.2848862353. The cubic root of 134752278 is about 512.6788150964.

It can be divided in two parts, 13475 and 2278, that added together give a triangular number (15753 = T₁₇₇).

The spelling of 134752278 in words is "one hundred thirty-four million, seven hundred fifty-two thousand, two hundred seventy-eight".