13735300661 has 4 divisors (see below), whose sum is σ = 13761664524. Its totient is φ = 13708936800.

The previous prime is 13735300627. The next prime is 13735300681. The reversal of 13735300661 is 16600353731.

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 7655200036 + 6080100625 = 87494^2 + 77975^2 .

It is a cyclic number.

It is not a de Polignac number, because 13735300661 - 2⁶ = 13735300597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13735300681) 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, 13181150 + ... + 13182191.

It is an arithmetic number, because the mean of its divisors is an integer number (3440416131).

Almost surely, 2^13735300661 is an apocalyptic number.

It is an amenable number.

13735300661 is a deficient number, since it is larger than the sum of its proper divisors (26363863).

13735300661 is an equidigital number, since it uses as much as digits as its factorization.

13735300661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26363862.

The product of its (nonzero) digits is 34020, while the sum is 35.

The spelling of 13735300661 in words is "thirteen billion, seven hundred thirty-five million, three hundred thousand, six hundred sixty-one".