135613052 has 12 divisors (see below), whose sum is σ = 237433560. Its totient is φ = 67774896.

The previous prime is 135613039. The next prime is 135613073. The reversal of 135613052 is 250316531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3599 + ... + 16857.

It is an arithmetic number, because the mean of its divisors is an integer number (19786130).

Almost surely, 2^135613052 is an apocalyptic number.

It is an amenable number.

135613052 is a deficient number, since it is larger than the sum of its proper divisors (101820508).

135613052 is a wasteful number, since it uses less digits than its factorization.

135613052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15820 (or 15818 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 135613052 is about 11645.3017135667. The cubic root of 135613052 is about 513.7681331424.

Adding to 135613052 its reverse (250316531), we get a palindrome (385929583).

The spelling of 135613052 in words is "one hundred thirty-five million, six hundred thirteen thousand, fifty-two".