105005503453 has 4 divisors (see below), whose sum is σ = 105006980988. Its totient is φ = 105004025920.

The previous prime is 105005503451. The next prime is 105005503483. The reversal of 105005503453 is 354305500501.

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 54989312004 + 50016191449 = 234498^2 + 223643^2 .

It is a cyclic number.

It is not a de Polignac number, because 105005503453 - 2¹ = 105005503451 is a prime.

It is a super-2 number, since 2×105005503453² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105005503451) 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, 626476 + ... + 776197.

It is an arithmetic number, because the mean of its divisors is an integer number (26251745247).

Almost surely, 2^105005503453 is an apocalyptic number.

It is an amenable number.

105005503453 is a deficient number, since it is larger than the sum of its proper divisors (1477535).

105005503453 is an equidigital number, since it uses as much as digits as its factorization.

105005503453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1477534.

The product of its (nonzero) digits is 22500, while the sum is 31.

The spelling of 105005503453 in words is "one hundred five billion, five million, five hundred three thousand, four hundred fifty-three".