134637540 has 24 divisors (see below), whose sum is σ = 376985280. Its totient is φ = 35903328.

The previous prime is 134637527. The next prime is 134637577. The reversal of 134637540 is 45736431.

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, 1121920 + ... + 1122039.

It is an arithmetic number, because the mean of its divisors is an integer number (15707720).

Almost surely, 2^134637540 is an apocalyptic number.

134637540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134637540 is an abundant number, since it is smaller than the sum of its proper divisors (242347740).

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

134637540 is a wasteful number, since it uses less digits than its factorization.

134637540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2243971 (or 2243969 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 33.

The square root of 134637540 is about 11603.3417600276. The cubic root of 134637540 is about 512.5332629610.

The spelling of 134637540 in words is "one hundred thirty-four million, six hundred thirty-seven thousand, five hundred forty".