1316803279137 has 8 divisors (see below), whose sum is σ = 1755751583040. Its totient is φ = 877861914000.

The previous prime is 1316803279133. The next prime is 1316803279153. The reversal of 1316803279137 is 7319723086131.

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 1316803279137 - 2² = 1316803279133 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1316803279137.

It is not an unprimeable number, because it can be changed into a prime (1316803279133) 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, 1274437 + ... + 2063442.

It is an arithmetic number, because the mean of its divisors is an integer number (219468947880).

Almost surely, 2^{1316803279137} is an apocalyptic number.

It is an amenable number.

1316803279137 is a deficient number, since it is larger than the sum of its proper divisors (438948303903).

1316803279137 is a wasteful number, since it uses less digits than its factorization.

1316803279137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3469383.

The product of its (nonzero) digits is 1143072, while the sum is 51.

The spelling of 1316803279137 in words is "one trillion, three hundred sixteen billion, eight hundred three million, two hundred seventy-nine thousand, one hundred thirty-seven".