134131444 has 6 divisors (see below), whose sum is σ = 234730034. Its totient is φ = 67065720.

The previous prime is 134131429. The next prime is 134131453. The reversal of 134131444 is 444131431.

It can be written as a sum of positive squares in only one way, i.e., 127690000 + 6441444 = 11300^2 + 2538^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16766427 + ... + 16766434.

Almost surely, 2^134131444 is an apocalyptic number.

It is an amenable number.

134131444 is a deficient number, since it is larger than the sum of its proper divisors (100598590).

134131444 is a wasteful number, since it uses less digits than its factorization.

134131444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33532865 (or 33532863 counting only the distinct ones).

The product of its digits is 2304, while the sum is 25.

The square root of 134131444 is about 11581.5130272344. The cubic root of 134131444 is about 511.8902607011.

Adding to 134131444 its reverse (444131431), we get a palindrome (578262875).

The spelling of 134131444 in words is "one hundred thirty-four million, one hundred thirty-one thousand, four hundred forty-four".