135320451045533 has 8 divisors (see below), whose sum is σ = 145738962953976. Its totient is φ = 124903260057600.

The previous prime is 135320451045499. The next prime is 135320451045583. The reversal of 135320451045533 is 335540154023531.

It can be written as a sum of positive squares in 4 ways, for example, as 45678430650724 + 89642020394809 = 6758582^2 + 9467947^2 .

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 135320451045533 - 2⁶ = 135320451045469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135320451045583) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 330017348 + ... + 330427133.

It is an arithmetic number, because the mean of its divisors is an integer number (18217370369247).

Almost surely, 2^{135320451045533} is an apocalyptic number.

135320451045533 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

135320451045533 is a deficient number, since it is larger than the sum of its proper divisors (10418511908443).

135320451045533 is a wasteful number, since it uses less digits than its factorization.

135320451045533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660460255.

The product of its (nonzero) digits is 1620000, while the sum is 44.

The spelling of 135320451045533 in words is "one hundred thirty-five trillion, three hundred twenty billion, four hundred fifty-one million, forty-five thousand, five hundred thirty-three".