134199968 has 48 divisors (see below), whose sum is σ = 302750784. Its totient is φ = 57361920.

The previous prime is 134199959. The next prime is 134199971. The reversal of 134199968 is 869991431.

It is a super-2 number, since 2×134199968² = 36019262822402048, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137723 + ... + 138693.

It is an arithmetic number, because the mean of its divisors is an integer number (6307308).

Almost surely, 2^134199968 is an apocalyptic number.

It is an amenable number.

134199968 is an abundant number, since it is smaller than the sum of its proper divisors (168550816).

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

134199968 is an equidigital number, since it uses as much as digits as its factorization.

134199968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1605 (or 1597 counting only the distinct ones).

The product of its digits is 419904, while the sum is 50.

The square root of 134199968 is about 11584.4709849004. The cubic root of 134199968 is about 511.9774159960.

The spelling of 134199968 in words is "one hundred thirty-four million, one hundred ninety-nine thousand, nine hundred sixty-eight".