135601624 has 16 divisors (see below), whose sum is σ = 255939120. Its totient is φ = 67351200.

The previous prime is 135601621. The next prime is 135601643. The reversal of 135601624 is 426106531.

It is a junction number, because it is equal to n+sod(n) for n = 135601592 and 135601601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135601621) 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, 54919 + ... + 57334.

It is an arithmetic number, because the mean of its divisors is an integer number (15996195).

Almost surely, 2^135601624 is an apocalyptic number.

It is an amenable number.

135601624 is a deficient number, since it is larger than the sum of its proper divisors (120337496).

135601624 is a wasteful number, since it uses less digits than its factorization.

135601624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112410 (or 112406 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 135601624 is about 11644.8110332457. The cubic root of 135601624 is about 513.7537011315.

The spelling of 135601624 in words is "one hundred thirty-five million, six hundred one thousand, six hundred twenty-four".