1313605161423 has 24 divisors (see below), whose sum is σ = 1928672048160. Its totient is φ = 861319258560.

The previous prime is 1313605161373. The next prime is 1313605161481. The reversal of 1313605161423 is 3241615063131.

1313605161423 is a `hidden beast` number, since 1 + 3 + 1 + 3 + 605 + 1 + 6 + 1 + 42 + 3 = 666.

It is not a de Polignac number, because 1313605161423 - 2²⁶ = 1313538052559 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313605161923) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8428438 + ... + 8582876.

It is an arithmetic number, because the mean of its divisors is an integer number (80361335340).

Almost surely, 2^{1313605161423} is an apocalyptic number.

1313605161423 is a deficient number, since it is larger than the sum of its proper divisors (615066886737).

1313605161423 is a wasteful number, since it uses less digits than its factorization.

1313605161423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169999 (or 169996 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The spelling of 1313605161423 in words is "one trillion, three hundred thirteen billion, six hundred five million, one hundred sixty-one thousand, four hundred twenty-three".