135354051541 has 4 divisors (see below), whose sum is σ = 135358500172. Its totient is φ = 135349602912.

The previous prime is 135354051529. The next prime is 135354051551. The reversal of 135354051541 is 145150453531.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 59579928100 + 75774123441 = 244090^2 + 275271^2 .

It is a cyclic number.

It is not a de Polignac number, because 135354051541 - 2⁵ = 135354051509 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 135354051541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135354051551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2178360 + ... + 2239633.

It is an arithmetic number, because the mean of its divisors is an integer number (33839625043).

Almost surely, 2^135354051541 is an apocalyptic number.

It is an amenable number.

135354051541 is a deficient number, since it is larger than the sum of its proper divisors (4448631).

135354051541 is an equidigital number, since it uses as much as digits as its factorization.

135354051541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4448630.

The product of its (nonzero) digits is 90000, while the sum is 37.

The spelling of 135354051541 in words is "one hundred thirty-five billion, three hundred fifty-four million, fifty-one thousand, five hundred forty-one".