134444450 has 48 divisors (see below), whose sum is σ = 287017344. Its totient is φ = 45897600.

The previous prime is 134444441. The next prime is 134444459. The reversal of 134444450 is 54444431.

It is an interprime number because it is at equal distance from previous prime (134444441) and next prime (134444459).

It is not an unprimeable number, because it can be changed into a prime (134444459) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 97667 + ... + 99033.

It is an arithmetic number, because the mean of its divisors is an integer number (5979528).

Almost surely, 2^134444450 is an apocalyptic number.

134444450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134444450 is an abundant number, since it is smaller than the sum of its proper divisors (152572894).

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

134444450 is a wasteful number, since it uses less digits than its factorization.

134444450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1667 (or 1662 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

The square root of 134444450 is about 11595.0183268505. The cubic root of 134444450 is about 512.2881297547.

Adding to 134444450 its reverse (54444431), we get a palindrome (188888881).

The spelling of 134444450 in words is "one hundred thirty-four million, four hundred forty-four thousand, four hundred fifty".