134658940 has 24 divisors (see below), whose sum is σ = 304536960. Its totient is φ = 49720128.

The previous prime is 134658917. The next prime is 134658941. The reversal of 134658940 is 49856431.

134658940 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 134658893 and 134658902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134658941) 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, 258700 + ... + 259219.

It is an arithmetic number, because the mean of its divisors is an integer number (12689040).

Almost surely, 2^134658940 is an apocalyptic number.

134658940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134658940 is an abundant number, since it is smaller than the sum of its proper divisors (169878020).

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

134658940 is a wasteful number, since it uses less digits than its factorization.

134658940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517941 (or 517939 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 134658940 is about 11604.2638715258. The cubic root of 134658940 is about 512.5604164349.

The spelling of 134658940 in words is "one hundred thirty-four million, six hundred fifty-eight thousand, nine hundred forty".