135514541 has 4 divisors (see below), whose sum is σ = 136077084. Its totient is φ = 134952000.

The previous prime is 135514523. The next prime is 135514573. The reversal of 135514541 is 145415531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 145415531 = 19 ⋅7653449.

It can be written as a sum of positive squares in 2 ways, for example, as 96452041 + 39062500 = 9821^2 + 6250^2 .

It is a cyclic number.

It is not a de Polignac number, because 135514541 - 2¹⁰ = 135513517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135514501) 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 in 3 ways as a sum of consecutive naturals, for example, 280910 + ... + 281391.

It is an arithmetic number, because the mean of its divisors is an integer number (34019271).

Almost surely, 2^135514541 is an apocalyptic number.

It is an amenable number.

135514541 is a deficient number, since it is larger than the sum of its proper divisors (562543).

135514541 is an equidigital number, since it uses as much as digits as its factorization.

135514541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562542.

The product of its digits is 6000, while the sum is 29.

The square root of 135514541 is about 11641.0712994982. The cubic root of 135514541 is about 513.6437004968.

The spelling of 135514541 in words is "one hundred thirty-five million, five hundred fourteen thousand, five hundred forty-one".