117882001 has 4 divisors (see below), whose sum is σ = 117932400. Its totient is φ = 117831604.

The previous prime is 117881999. The next prime is 117882031. The reversal of 117882001 is 100288711.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 100288711 = 857 ⋅117023.

It is a cyclic number.

It is not a de Polignac number, because 117882001 - 2¹ = 117881999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117882031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21511 + ... + 26428.

It is an arithmetic number, because the mean of its divisors is an integer number (29483100).

Almost surely, 2^117882001 is an apocalyptic number.

It is an amenable number.

117882001 is a deficient number, since it is larger than the sum of its proper divisors (50399).

117882001 is an equidigital number, since it uses as much as digits as its factorization.

117882001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50398.

The product of its (nonzero) digits is 896, while the sum is 28.

The square root of 117882001 is about 10857.3477884795. The cubic root of 117882001 is about 490.3232644057.

The spelling of 117882001 in words is "one hundred seventeen million, eight hundred eighty-two thousand, one".