135312032551 has 8 divisors (see below), whose sum is σ = 137883780864. Its totient is φ = 132759694080.

The previous prime is 135312032543. The next prime is 135312032561. The reversal of 135312032551 is 155230213531.

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

It is a cyclic number.

It is not a de Polignac number, because 135312032551 - 2³ = 135312032543 is a prime.

It is a super-3 number, since 3×135312032551³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135312032561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4838386 + ... + 4866271.

It is an arithmetic number, because the mean of its divisors is an integer number (17235472608).

Almost surely, 2^135312032551 is an apocalyptic number.

135312032551 is a deficient number, since it is larger than the sum of its proper divisors (2571748313).

135312032551 is an equidigital number, since it uses as much as digits as its factorization.

135312032551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9704921.

The product of its (nonzero) digits is 13500, while the sum is 31.

The spelling of 135312032551 in words is "one hundred thirty-five billion, three hundred twelve million, thirty-two thousand, five hundred fifty-one".