135324838837 has 4 divisors (see below), whose sum is σ = 139991212620. Its totient is φ = 130658465056.

The previous prime is 135324838799. The next prime is 135324838889. The reversal of 135324838837 is 738838423531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 738838423531 = 13 ⋅56833724887.

It can be written as a sum of positive squares in 2 ways, for example, as 56346415876 + 78978422961 = 237374^2 + 281031^2 .

It is a cyclic number.

It is not a de Polignac number, because 135324838837 - 2¹⁵ = 135324806069 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 (135324538837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2333186848 + ... + 2333186905.

It is an arithmetic number, because the mean of its divisors is an integer number (34997803155).

Almost surely, 2^135324838837 is an apocalyptic number.

It is an amenable number.

135324838837 is a deficient number, since it is larger than the sum of its proper divisors (4666373783).

135324838837 is an equidigital number, since it uses as much as digits as its factorization.

135324838837 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4666373782.

The product of its digits is 11612160, while the sum is 55.

The spelling of 135324838837 in words is "one hundred thirty-five billion, three hundred twenty-four million, eight hundred thirty-eight thousand, eight hundred thirty-seven".