135548983 has 4 divisors (see below), whose sum is σ = 142683160. Its totient is φ = 128414808.

The previous prime is 135548977. The next prime is 135548999. The reversal of 135548983 is 389845531.

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

It is a cyclic number.

It is not a de Polignac number, because 135548983 - 2⁹ = 135548471 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135548953) 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, 3567060 + ... + 3567097.

It is an arithmetic number, because the mean of its divisors is an integer number (35670790).

Almost surely, 2^135548983 is an apocalyptic number.

135548983 is a deficient number, since it is larger than the sum of its proper divisors (7134177).

135548983 is an equidigital number, since it uses as much as digits as its factorization.

135548983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7134176.

The product of its digits is 518400, while the sum is 46.

The square root of 135548983 is about 11642.5505367166. The cubic root of 135548983 is about 513.6872122303.

The spelling of 135548983 in words is "one hundred thirty-five million, five hundred forty-eight thousand, nine hundred eighty-three".