135345503525 has 12 divisors (see below), whose sum is σ = 167833019904. Its totient is φ = 108273438000.

The previous prime is 135345503479. The next prime is 135345503543. The reversal of 135345503525 is 525305543531.

It is not a de Polignac number, because 135345503525 - 2⁸ = 135345503269 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 1587740 + ... + 1670810.

It is an arithmetic number, because the mean of its divisors is an integer number (13986084992).

Almost surely, 2^135345503525 is an apocalyptic number.

It is an amenable number.

135345503525 is a deficient number, since it is larger than the sum of its proper divisors (32487516379).

135345503525 is an equidigital number, since it uses as much as digits as its factorization.

135345503525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148252 (or 148247 counting only the distinct ones).

The product of its (nonzero) digits is 675000, while the sum is 41.

The spelling of 135345503525 in words is "one hundred thirty-five billion, three hundred forty-five million, five hundred three thousand, five hundred twenty-five".