135526825 has 12 divisors (see below), whose sum is σ = 192061120. Its totient is φ = 92932560.

The previous prime is 135526801. The next prime is 135526843. The reversal of 135526825 is 528625531.

It is a happy number.

135526825 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 135526825 - 2¹³ = 135518633 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 387045 + ... + 387394.

Almost surely, 2^135526825 is an apocalyptic number.

It is an amenable number.

135526825 is a deficient number, since it is larger than the sum of its proper divisors (56534295).

135526825 is an equidigital number, since it uses as much as digits as its factorization.

135526825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 774456 (or 774451 counting only the distinct ones).

The product of its digits is 72000, while the sum is 37.

The square root of 135526825 is about 11641.5989022127. The cubic root of 135526825 is about 513.6592201316.

The spelling of 135526825 in words is "one hundred thirty-five million, five hundred twenty-six thousand, eight hundred twenty-five".