134551020 has 24 divisors (see below), whose sum is σ = 376743024. Its totient is φ = 35880256.

The previous prime is 134551013. The next prime is 134551031. The reversal of 134551020 is 20155431.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1121199 + ... + 1121318.

It is an arithmetic number, because the mean of its divisors is an integer number (15697626).

Almost surely, 2^134551020 is an apocalyptic number.

134551020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134551020 is an abundant number, since it is smaller than the sum of its proper divisors (242192004).

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

134551020 is a wasteful number, since it uses less digits than its factorization.

134551020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2242529 (or 2242527 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 134551020 is about 11599.6129245764. The cubic root of 134551020 is about 512.4234523785.

The spelling of 134551020 in words is "one hundred thirty-four million, five hundred fifty-one thousand, twenty".