1313376447 has 8 divisors (see below), whose sum is σ = 1811553840. Its totient is φ = 845391680.

The previous prime is 1313376437. The next prime is 1313376481. The reversal of 1313376447 is 7446733131.

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 1313376447 - 2⁴ = 1313376431 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313376437) 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, 7548054 + ... + 7548227.

It is an arithmetic number, because the mean of its divisors is an integer number (226444230).

Almost surely, 2^1313376447 is an apocalyptic number.

1313376447 is a deficient number, since it is larger than the sum of its proper divisors (498177393).

1313376447 is a wasteful number, since it uses less digits than its factorization.

1313376447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15096313.

The product of its digits is 127008, while the sum is 39.

The square root of 1313376447 is about 36240.5359645798. The cubic root of 1313376447 is about 1095.1234397235.

The spelling of 1313376447 in words is "one billion, three hundred thirteen million, three hundred seventy-six thousand, four hundred forty-seven".