135425543 has 8 divisors (see below), whose sum is σ = 148075776. Its totient is φ = 122831800.

The previous prime is 135425527. The next prime is 135425557. The reversal of 135425543 is 345524531.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 135425543 - 2⁴ = 135425527 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 (135425503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9023 + ... + 18768.

It is an arithmetic number, because the mean of its divisors is an integer number (18509472).

Almost surely, 2^135425543 is an apocalyptic number.

135425543 is a deficient number, since it is larger than the sum of its proper divisors (12650233).

135425543 is a wasteful number, since it uses less digits than its factorization.

135425543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28245.

The product of its digits is 36000, while the sum is 32.

The square root of 135425543 is about 11637.2480853508. The cubic root of 135425543 is about 513.5312321899.

The spelling of 135425543 in words is "one hundred thirty-five million, four hundred twenty-five thousand, five hundred forty-three".