134531541 has 6 divisors (see below), whose sum is σ = 194323350. Its totient is φ = 89687688.

The previous prime is 134531539. The next prime is 134531611. The reversal of 134531541 is 145135431.

It is a happy number.

134531541 is a `hidden beast` number, since 1 + 345 + 315 + 4 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 72846225 + 61685316 = 8535^2 + 7854^2 .

It is not a de Polignac number, because 134531541 - 2¹ = 134531539 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134531521) 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 5 ways as a sum of consecutive naturals, for example, 7473966 + ... + 7473983.

It is an arithmetic number, because the mean of its divisors is an integer number (32387225).

Almost surely, 2^134531541 is an apocalyptic number.

It is an amenable number.

134531541 is a deficient number, since it is larger than the sum of its proper divisors (59791809).

134531541 is a wasteful number, since it uses less digits than its factorization.

134531541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14947955 (or 14947952 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 134531541 is about 11598.7732540989. The cubic root of 134531541 is about 512.3987232754.

Adding to 134531541 its reverse (145135431), we get a palindrome (279666972).

The spelling of 134531541 in words is "one hundred thirty-four million, five hundred thirty-one thousand, five hundred forty-one".