1053533520113 has 4 divisors (see below), whose sum is σ = 1053539993088. Its totient is φ = 1053527047140.

The previous prime is 1053533520101. The next prime is 1053533520131. The reversal of 1053533520113 is 3110253353501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1053533520113 is a prime.

It is a super-2 number, since 2×1053533520113² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1053533520113.

It is not an unprimeable number, because it can be changed into a prime (1053533520163) 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, 2985881 + ... + 3320022.

It is an arithmetic number, because the mean of its divisors is an integer number (263384998272).

Almost surely, 2^{1053533520113} is an apocalyptic number.

It is an amenable number.

1053533520113 is a deficient number, since it is larger than the sum of its proper divisors (6472975).

1053533520113 is an equidigital number, since it uses as much as digits as its factorization.

1053533520113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6472974.

The product of its (nonzero) digits is 20250, while the sum is 32.

Adding to 1053533520113 its reverse (3110253353501), we get a palindrome (4163786873614).

The spelling of 1053533520113 in words is "one trillion, fifty-three billion, five hundred thirty-three million, five hundred twenty thousand, one hundred thirteen".