135246553 has 8 divisors (see below), whose sum is σ = 145802048. Its totient is φ = 124712784.

The previous prime is 135246539. The next prime is 135246557. The reversal of 135246553 is 355642531.

135246553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135246553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135246557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8926 + ... + 18712.

It is an arithmetic number, because the mean of its divisors is an integer number (18225256).

Almost surely, 2^135246553 is an apocalyptic number.

135246553 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

135246553 is a deficient number, since it is larger than the sum of its proper divisors (10555495).

135246553 is a wasteful number, since it uses less digits than its factorization.

135246553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10863.

The product of its digits is 54000, while the sum is 34.

The square root of 135246553 is about 11629.5551505636. Note that the first 3 decimals coincide. The cubic root of 135246553 is about 513.3048901521.

The spelling of 135246553 in words is "one hundred thirty-five million, two hundred forty-six thousand, five hundred fifty-three".