134164989 has 36 divisors (see below), whose sum is σ = 228346560. Its totient is φ = 75675600.

The previous prime is 134164981. The next prime is 134164999. The reversal of 134164989 is 989461431.

It is not a de Polignac number, because 134164989 - 2³ = 134164981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134164981) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 32914 + ... + 36764.

It is an arithmetic number, because the mean of its divisors is an integer number (6342960).

Almost surely, 2^134164989 is an apocalyptic number.

It is an amenable number.

134164989 is a deficient number, since it is larger than the sum of its proper divisors (94181571).

134164989 is a wasteful number, since it uses less digits than its factorization.

134164989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3950 (or 3940 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 134164989 is about 11582.9611498960. The cubic root of 134164989 is about 511.9329301081.

The spelling of 134164989 in words is "one hundred thirty-four million, one hundred sixty-four thousand, nine hundred eighty-nine".