134166798 has 24 divisors (see below), whose sum is σ = 292441968. Its totient is φ = 44453472.

The previous prime is 134166787. The next prime is 134166803. The reversal of 134166798 is 897661431.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19311 + ... + 25322.

It is an arithmetic number, because the mean of its divisors is an integer number (12185082).

Almost surely, 2^134166798 is an apocalyptic number.

134166798 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

134166798 is an abundant number, since it is smaller than the sum of its proper divisors (158275170).

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

134166798 is a wasteful number, since it uses less digits than its factorization.

134166798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44808 (or 44805 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The square root of 134166798 is about 11583.0392384728. The cubic root of 134166798 is about 511.9352309630.

The spelling of 134166798 in words is "one hundred thirty-four million, one hundred sixty-six thousand, seven hundred ninety-eight".