1535001545213 has 4 divisors (see below), whose sum is σ = 1576488073500. Its totient is φ = 1493515016928.

The previous prime is 1535001545167. The next prime is 1535001545251. The reversal of 1535001545213 is 3125451005351.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 932271353764 + 602730191449 = 965542^2 + 776357^2 .

It is a cyclic number.

It is not a de Polignac number, because 1535001545213 - 2¹⁶ = 1535001479677 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 (1535001545113) 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, 20743264088 + ... + 20743264161.

It is an arithmetic number, because the mean of its divisors is an integer number (394122018375).

Almost surely, 2^{1535001545213} is an apocalyptic number.

It is an amenable number.

1535001545213 is a deficient number, since it is larger than the sum of its proper divisors (41486528287).

1535001545213 is an equidigital number, since it uses as much as digits as its factorization.

1535001545213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41486528286.

The product of its (nonzero) digits is 45000, while the sum is 35.

The spelling of 1535001545213 in words is "one trillion, five hundred thirty-five billion, one million, five hundred forty-five thousand, two hundred thirteen".