814100797123 has 8 divisors (see below), whose sum is σ = 834034211136. Its totient is φ = 794171064000.

The previous prime is 814100797121. The next prime is 814100797151. The reversal of 814100797123 is 321797001418.

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 814100797123 - 2¹ = 814100797121 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 814100797123.

It is not an unprimeable number, because it can be changed into a prime (814100797121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 469803 + ... + 1359748.

It is an arithmetic number, because the mean of its divisors is an integer number (104254276392).

Almost surely, 2^814100797123 is an apocalyptic number.

814100797123 is a deficient number, since it is larger than the sum of its proper divisors (19933414013).

814100797123 is a wasteful number, since it uses less digits than its factorization.

814100797123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1840445.

The product of its (nonzero) digits is 84672, while the sum is 43.

The spelling of 814100797123 in words is "eight hundred fourteen billion, one hundred million, seven hundred ninety-seven thousand, one hundred twenty-three".