117020408 has 8 divisors (see below), whose sum is σ = 219413280. Its totient is φ = 58510200.

The previous prime is 117020399. The next prime is 117020413. The reversal of 117020408 is 804020711.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7313768 + ... + 7313783.

It is an arithmetic number, because the mean of its divisors is an integer number (27426660).

Almost surely, 2^117020408 is an apocalyptic number.

It is an amenable number.

117020408 is a deficient number, since it is larger than the sum of its proper divisors (102392872).

117020408 is a wasteful number, since it uses less digits than its factorization.

117020408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14627557 (or 14627553 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 23.

The square root of 117020408 is about 10817.5971453923. The cubic root of 117020408 is about 489.1257603144.

The spelling of 117020408 in words is "one hundred seventeen million, twenty thousand, four hundred eight".