134000520 has 64 divisors (see below), whose sum is σ = 402779520. Its totient is φ = 35664384.

The previous prime is 134000519. The next prime is 134000539. The reversal of 134000520 is 25000431.

It is a super-2 number, since 2×134000520² = 35912278720540800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 134000520.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102189 + ... + 103491.

It is an arithmetic number, because the mean of its divisors is an integer number (6293430).

Almost surely, 2^134000520 is an apocalyptic number.

134000520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134000520 is an abundant number, since it is smaller than the sum of its proper divisors (268779000).

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

134000520 is a wasteful number, since it uses less digits than its factorization.

134000520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2174 (or 2170 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 134000520 is about 11575.8593633475. The cubic root of 134000520 is about 511.7236566206.

Adding to 134000520 its reverse (25000431), we get a palindrome (159000951).

The spelling of 134000520 in words is "one hundred thirty-four million, five hundred twenty", and thus it is an aban number.