55135541 has 2 divisors, whose sum is σ = 55135542. Its totient is φ = 55135540.

The previous prime is 55135517. The next prime is 55135567. The reversal of 55135541 is 14553155.

55135541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27615025 + 27520516 = 5255^2 + 5246^2 .

It is a cyclic number.

It is not a de Polignac number, because 55135541 - 2¹⁰ = 55134517 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55135571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27567770 + 27567771.

It is an arithmetic number, because the mean of its divisors is an integer number (27567771).

Almost surely, 2^55135541 is an apocalyptic number.

It is an amenable number.

55135541 is a deficient number, since it is larger than the sum of its proper divisors (1).

55135541 is an equidigital number, since it uses as much as digits as its factorization.

55135541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7500, while the sum is 29.

The square root of 55135541 is about 7425.3310363916. The cubic root of 55135541 is about 380.6073873679.

Adding to 55135541 its reverse (14553155), we get a palindrome (69688696).

The spelling of 55135541 in words is "fifty-five million, one hundred thirty-five thousand, five hundred forty-one".