1315417205023 has 4 divisors (see below), whose sum is σ = 1328441137848. Its totient is φ = 1302393272200.

The previous prime is 1315417205021. The next prime is 1315417205083. The reversal of 1315417205023 is 3205027145131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1315417205023 - 2¹ = 1315417205021 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1315417205023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1315417205021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6511966261 + ... + 6511966462.

It is an arithmetic number, because the mean of its divisors is an integer number (332110284462).

Almost surely, 2^{1315417205023} is an apocalyptic number.

1315417205023 is a deficient number, since it is larger than the sum of its proper divisors (13023932825).

1315417205023 is a wasteful number, since it uses less digits than its factorization.

1315417205023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13023932824.

The product of its (nonzero) digits is 25200, while the sum is 34.

The spelling of 1315417205023 in words is "one trillion, three hundred fifteen billion, four hundred seventeen million, two hundred five thousand, twenty-three".