134521446 has 8 divisors (see below), whose sum is σ = 269042904. Its totient is φ = 44840480.

The previous prime is 134521441. The next prime is 134521477. The reversal of 134521446 is 644125431.

It is a sphenic number, since it is the product of 3 distinct primes.

134521446 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134521441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11210115 + ... + 11210126.

It is an arithmetic number, because the mean of its divisors is an integer number (33630363).

Almost surely, 2^134521446 is an apocalyptic number.

134521446 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

134521446 is a wasteful number, since it uses less digits than its factorization.

134521446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22420246.

The product of its digits is 11520, while the sum is 30.

The square root of 134521446 is about 11598.3380706030. The cubic root of 134521446 is about 512.3859064682.

Adding to 134521446 its reverse (644125431), we get a palindrome (778646877).

It can be divided in two parts, 1345 and 21446, that added together give a triangular number (22791 = T₂₁₃).

The spelling of 134521446 in words is "one hundred thirty-four million, five hundred twenty-one thousand, four hundred forty-six".