10553543513 has 4 divisors (see below), whose sum is σ = 10778087040. Its totient is φ = 10328999988.

The previous prime is 10553543479. The next prime is 10553543527. The reversal of 10553543513 is 31534535501.

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-10553543513 is a prime.

It is a super-2 number, since 2×10553543513² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10553543573) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112271693 + ... + 112271786.

It is an arithmetic number, because the mean of its divisors is an integer number (2694521760).

Almost surely, 2^10553543513 is an apocalyptic number.

It is an amenable number.

10553543513 is a deficient number, since it is larger than the sum of its proper divisors (224543527).

10553543513 is an equidigital number, since it uses as much as digits as its factorization.

10553543513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224543526.

The product of its (nonzero) digits is 67500, while the sum is 35.

The spelling of 10553543513 in words is "ten billion, five hundred fifty-three million, five hundred forty-three thousand, five hundred thirteen".