135723530120033 has 8 divisors (see below), whose sum is σ = 140405949023400. Its totient is φ = 131041264361728.

The previous prime is 135723530120029. The next prime is 135723530120047. The reversal of 135723530120033 is 330021035327531.

It can be written as a sum of positive squares in 4 ways, for example, as 40290794335009 + 95432735785024 = 6347503^2 + 9768968^2 .

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 135723530120033 - 2² = 135723530120029 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135723530123033) 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, 36481766 + ... + 40029567.

It is an arithmetic number, because the mean of its divisors is an integer number (17550743627925).

Almost surely, 2^{135723530120033} is an apocalyptic number.

It is an amenable number.

135723530120033 is a deficient number, since it is larger than the sum of its proper divisors (4682418903367).

135723530120033 is an equidigital number, since it uses as much as digits as its factorization.

135723530120033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76572531.

The product of its (nonzero) digits is 170100, while the sum is 38.

Adding to 135723530120033 its reverse (330021035327531), we get a palindrome (465744565447564).

The spelling of 135723530120033 in words is "one hundred thirty-five trillion, seven hundred twenty-three billion, five hundred thirty million, one hundred twenty thousand, thirty-three".