117421725971 has 8 divisors (see below), whose sum is σ = 129340084224. Its totient is φ = 105710643720.

The previous prime is 117421725917. The next prime is 117421725977. The reversal of 117421725971 is 179527124711.

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

It is not a de Polignac number, because 117421725971 - 2⁶ = 117421725907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117421725977) 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, 51817811 + ... + 51820076.

It is an arithmetic number, because the mean of its divisors is an integer number (16167510528).

Almost surely, 2^117421725971 is an apocalyptic number.

117421725971 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

117421725971 is a deficient number, since it is larger than the sum of its proper divisors (11918358253).

117421725971 is a wasteful number, since it uses less digits than its factorization.

117421725971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103638001.

The product of its digits is 246960, while the sum is 47.

The spelling of 117421725971 in words is "one hundred seventeen billion, four hundred twenty-one million, seven hundred twenty-five thousand, nine hundred seventy-one".