1313463613 has 8 divisors (see below), whose sum is σ = 1637565120. Its totient is φ = 1023478080.

The previous prime is 1313463611. The next prime is 1313463631. The reversal of 1313463613 is 3163643131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1313463613 - 2¹ = 1313463611 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 (1313463611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8528908 + ... + 8529061.

It is an arithmetic number, because the mean of its divisors is an integer number (204695640).

Almost surely, 2^1313463613 is an apocalyptic number.

It is an amenable number.

1313463613 is a deficient number, since it is larger than the sum of its proper divisors (324101507).

1313463613 is a wasteful number, since it uses less digits than its factorization.

1313463613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17057987.

The product of its digits is 11664, while the sum is 31.

The square root of 1313463613 is about 36241.7385482540. The cubic root of 1313463613 is about 1095.1476661917.

The spelling of 1313463613 in words is "one billion, three hundred thirteen million, four hundred sixty-three thousand, six hundred thirteen".