134020541 has 2 divisors, whose sum is σ = 134020542. Its totient is φ = 134020540.

The previous prime is 134020531. The next prime is 134020559. The reversal of 134020541 is 145020431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 133494916 + 525625 = 11554^2 + 725^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134020541 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134020501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67010270 + 67010271.

It is an arithmetic number, because the mean of its divisors is an integer number (67010271).

Almost surely, 2^134020541 is an apocalyptic number.

It is an amenable number.

134020541 is a deficient number, since it is larger than the sum of its proper divisors (1).

134020541 is an equidigital number, since it uses as much as digits as its factorization.

134020541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 134020541 is about 11576.7241048580. The cubic root of 134020541 is about 511.7491408728.

Adding to 134020541 its reverse (145020431), we get a palindrome (279040972).

The spelling of 134020541 in words is "one hundred thirty-four million, twenty thousand, five hundred forty-one".