134126520 has 64 divisors (see below), whose sum is σ = 438963840. Its totient is φ = 32515200.

The previous prime is 134126483. The next prime is 134126527. The reversal of 134126520 is 25621431.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134126527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49486 + ... + 52125.

It is an arithmetic number, because the mean of its divisors is an integer number (6858810).

Almost surely, 2^134126520 is an apocalyptic number.

134126520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134126520 is an abundant number, since it is smaller than the sum of its proper divisors (304837320).

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

134126520 is a wasteful number, since it uses less digits than its factorization.

134126520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101636 (or 101632 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 134126520 is about 11581.3004451141. The cubic root of 134126520 is about 511.8839967499.

Adding to 134126520 its reverse (25621431), we get a palindrome (159747951).

The spelling of 134126520 in words is "one hundred thirty-four million, one hundred twenty-six thousand, five hundred twenty".