134567890 has 32 divisors (see below), whose sum is σ = 249698304. Its totient is φ = 52176960.

The previous prime is 134567887. The next prime is 134567897. The reversal of 134567890 is 98765431.

134567890 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (134567897) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135295 + ... + 136285.

It is an arithmetic number, because the mean of its divisors is an integer number (7803072).

Almost surely, 2^134567890 is an apocalyptic number.

134567890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134567890 is a deficient number, since it is larger than the sum of its proper divisors (115130414).

134567890 is a wasteful number, since it uses less digits than its factorization.

134567890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1402.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 134567890 is about 11600.3400812218. The cubic root of 134567890 is about 512.4448673590. Note that the first 3 decimals are identical.

The spelling of 134567890 in words is "one hundred thirty-four million, five hundred sixty-seven thousand, eight hundred ninety".