20134410553 has 4 divisors (see below), whose sum is σ = 20134929780. Its totient is φ = 20133891328.

The previous prime is 20134410529. The next prime is 20134410557. The reversal of 20134410553 is 35501443102.

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 10567223209 + 9567187344 = 102797^2 + 97812^2 .

It is a cyclic number.

It is not a de Polignac number, because 20134410553 - 2¹³ = 20134402361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20134410557) 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, 196300 + ... + 280717.

It is an arithmetic number, because the mean of its divisors is an integer number (5033732445).

Almost surely, 2^20134410553 is an apocalyptic number.

It is an amenable number.

20134410553 is a deficient number, since it is larger than the sum of its proper divisors (519227).

20134410553 is an equidigital number, since it uses as much as digits as its factorization.

20134410553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519226.

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 20134410553 its reverse (35501443102), we get a palindrome (55635853655).

The spelling of 20134410553 in words is "twenty billion, one hundred thirty-four million, four hundred ten thousand, five hundred fifty-three".