634317341353 has 4 divisors (see below), whose sum is σ = 634458524868. Its totient is φ = 634176157840.

The previous prime is 634317341309. The next prime is 634317341453. The reversal of 634317341353 is 353143713436.

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 488157934489 + 146159406864 = 698683^2 + 382308^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-634317341353 is a prime.

It is a super-2 number, since 2×634317341353² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (634317341453) 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, 70585018 + ... + 70594003.

It is an arithmetic number, because the mean of its divisors is an integer number (158614631217).

Almost surely, 2^634317341353 is an apocalyptic number.

It is an amenable number.

634317341353 is a deficient number, since it is larger than the sum of its proper divisors (141183515).

634317341353 is a wasteful number, since it uses less digits than its factorization.

634317341353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141183514.

The product of its digits is 816480, while the sum is 43.

The spelling of 634317341353 in words is "six hundred thirty-four billion, three hundred seventeen million, three hundred forty-one thousand, three hundred fifty-three".