104405151123 has 80 divisors (see below), whose sum is σ = 192062846976. Its totient is φ = 55039849920.

The previous prime is 104405151119. The next prime is 104405151127. The reversal of 104405151123 is 321151504401.

104405151123 is a `hidden beast` number, since 1 + 0 + 440 + 51 + 51 + 123 = 666.

It is an interprime number because it is at equal distance from previous prime (104405151119) and next prime (104405151127).

It is not a de Polignac number, because 104405151123 - 2² = 104405151119 is a prime.

It is a super-2 number, since 2×104405151123² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (104405151127) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 19685290 + ... + 19690592.

Almost surely, 2^104405151123 is an apocalyptic number.

104405151123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

104405151123 is a deficient number, since it is larger than the sum of its proper divisors (87657695853).

104405151123 is a wasteful number, since it uses less digits than its factorization.

104405151123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8006 (or 7997 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

Adding to 104405151123 its reverse (321151504401), we get a palindrome (425556655524).

The spelling of 104405151123 in words is "one hundred four billion, four hundred five million, one hundred fifty-one thousand, one hundred twenty-three".