1313911395303 has 8 divisors (see below), whose sum is σ = 1886642003568. Its totient is φ = 808560858624.

The previous prime is 1313911395299. The next prime is 1313911395317. The reversal of 1313911395303 is 3035931193131.

It is a happy number.

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

It is not a de Polignac number, because 1313911395303 - 2² = 1313911395299 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313911395343) 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, 16845017850 + ... + 16845017927.

It is an arithmetic number, because the mean of its divisors is an integer number (235830250446).

Almost surely, 2^{1313911395303} is an apocalyptic number.

1313911395303 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1313911395303 is a deficient number, since it is larger than the sum of its proper divisors (572730608265).

1313911395303 is a wasteful number, since it uses less digits than its factorization.

1313911395303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33690035793.

The product of its (nonzero) digits is 98415, while the sum is 42.

The spelling of 1313911395303 in words is "one trillion, three hundred thirteen billion, nine hundred eleven million, three hundred ninety-five thousand, three hundred three".