13061304623461 has 4 divisors (see below), whose sum is σ = 13061682250624. Its totient is φ = 13060926996300.

The previous prime is 13061304623453. The next prime is 13061304623467. The reversal of 13061304623461 is 16432640316031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13061304623461 - 2³ = 13061304623453 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 (13061304623467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 188761695 + ... + 188830876.

It is an arithmetic number, because the mean of its divisors is an integer number (3265420562656).

Almost surely, 2^{13061304623461} is an apocalyptic number.

It is an amenable number.

13061304623461 is a deficient number, since it is larger than the sum of its proper divisors (377627163).

13061304623461 is an equidigital number, since it uses as much as digits as its factorization.

13061304623461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377627162.

The product of its (nonzero) digits is 186624, while the sum is 40.

Adding to 13061304623461 its reverse (16432640316031), we get a palindrome (29493944939492).

The spelling of 13061304623461 in words is "thirteen trillion, sixty-one billion, three hundred four million, six hundred twenty-three thousand, four hundred sixty-one".