904917134336953 has 4 divisors (see below), whose sum is σ = 915084742588020. Its totient is φ = 894749526085888.

The previous prime is 904917134336879. The next prime is 904917134336993. The reversal of 904917134336953 is 359633431719409.

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 645028333118464 + 259888801218489 = 25397408^2 + 16121067^2 .

It is a cyclic number.

It is not a de Polignac number, because 904917134336953 - 2¹³ = 904917134328761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (904917134336993) 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, 5083804125400 + ... + 5083804125577.

It is an arithmetic number, because the mean of its divisors is an integer number (228771185647005).

Almost surely, 2^{904917134336953} is an apocalyptic number.

It is an amenable number.

904917134336953 is a deficient number, since it is larger than the sum of its proper divisors (10167608251067).

904917134336953 is a wasteful number, since it uses less digits than its factorization.

904917134336953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10167608251066.

The product of its (nonzero) digits is 198404640, while the sum is 67.

The spelling of 904917134336953 in words is "nine hundred four trillion, nine hundred seventeen billion, one hundred thirty-four million, three hundred thirty-six thousand, nine hundred fifty-three".