134280394 has 16 divisors (see below), whose sum is σ = 211700160. Its totient is φ = 63756000.

The previous prime is 134280389. The next prime is 134280397. The reversal of 134280394 is 493082431.

It is not an unprimeable number, because it can be changed into a prime (134280397) 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, 4107 + ... + 16894.

It is an arithmetic number, because the mean of its divisors is an integer number (13231260).

Almost surely, 2^134280394 is an apocalyptic number.

134280394 is a deficient number, since it is larger than the sum of its proper divisors (77419766).

134280394 is a wasteful number, since it uses less digits than its factorization.

134280394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21165.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 134280394 is about 11587.9417499399. The cubic root of 134280394 is about 512.0796715414.

The spelling of 134280394 in words is "one hundred thirty-four million, two hundred eighty thousand, three hundred ninety-four".