134425216 has 16 divisors (see below), whose sum is σ = 267800490. Its totient is φ = 67212544.

The previous prime is 134425211. The next prime is 134425229. The reversal of 134425216 is 612524431.

It can be written as a sum of positive squares in only one way, i.e., 119246400 + 15178816 = 10920^2 + 3896^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is not an unprimeable number, because it can be changed into a prime (134425211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 524971 + ... + 525226.

Almost surely, 2^134425216 is an apocalyptic number.

134425216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

134425216 is a deficient number, since it is larger than the sum of its proper divisors (133375274).

134425216 is an equidigital number, since it uses as much as digits as its factorization.

134425216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050211 (or 1050199 counting only the distinct ones).

The product of its digits is 5760, while the sum is 28.

The square root of 134425216 is about 11594.1888892669. The cubic root of 134425216 is about 512.2636987975.

Adding to 134425216 its reverse (612524431), we get a palindrome (746949647).

The spelling of 134425216 in words is "one hundred thirty-four million, four hundred twenty-five thousand, two hundred sixteen".