1346061413561 has 4 divisors (see below), whose sum is σ = 1346068370724. Its totient is φ = 1346054456400.

The previous prime is 1346061413549. The next prime is 1346061413591. The reversal of 1346061413561 is 1653141606431.

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 757127957161 + 588933456400 = 870131^2 + 767420^2 .

It is a cyclic number.

It is not a de Polignac number, because 1346061413561 - 2⁶ = 1346061413497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1346061413591) 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, 3179810 + ... + 3578171.

It is an arithmetic number, because the mean of its divisors is an integer number (336517092681).

Almost surely, 2^{1346061413561} is an apocalyptic number.

It is an amenable number.

1346061413561 is a deficient number, since it is larger than the sum of its proper divisors (6957163).

1346061413561 is an equidigital number, since it uses as much as digits as its factorization.

1346061413561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6957162.

The product of its (nonzero) digits is 155520, while the sum is 41.

The spelling of 1346061413561 in words is "one trillion, three hundred forty-six billion, sixty-one million, four hundred thirteen thousand, five hundred sixty-one".