135526142 has 8 divisors (see below), whose sum is σ = 215247456. Its totient is φ = 63776992.

The previous prime is 135526099. The next prime is 135526177. The reversal of 135526142 is 241625531.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1992998 + ... + 1993065.

It is an arithmetic number, because the mean of its divisors is an integer number (26905932).

Almost surely, 2^135526142 is an apocalyptic number.

135526142 is a deficient number, since it is larger than the sum of its proper divisors (79721314).

135526142 is a wasteful number, since it uses less digits than its factorization.

135526142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3986082.

The product of its digits is 7200, while the sum is 29.

The square root of 135526142 is about 11641.5695677172. The cubic root of 135526142 is about 513.6583572524.

The spelling of 135526142 in words is "one hundred thirty-five million, five hundred twenty-six thousand, one hundred forty-two".