135442624 has 14 divisors (see below), whose sum is σ = 268769084. Its totient is φ = 67721280.

The previous prime is 135442597. The next prime is 135442649. The reversal of 135442624 is 426244531.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1058082 + ... + 1058209.

Almost surely, 2^135442624 is an apocalyptic number.

It is an amenable number.

135442624 is a deficient number, since it is larger than the sum of its proper divisors (133326460).

135442624 is an equidigital number, since it uses as much as digits as its factorization.

135442624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2116303 (or 2116293 counting only the distinct ones).

The product of its digits is 23040, while the sum is 31.

The square root of 135442624 is about 11637.9819556485. The cubic root of 135442624 is about 513.5528215642.

The spelling of 135442624 in words is "one hundred thirty-five million, four hundred forty-two thousand, six hundred twenty-four".