117481401 has 32 divisors (see below), whose sum is σ = 186558720. Its totient is φ = 72876672.

The previous prime is 117481393. The next prime is 117481409. The reversal of 117481401 is 104184711.

It is an interprime number because it is at equal distance from previous prime (117481393) and next prime (117481409).

It is not a de Polignac number, because 117481401 - 2³ = 117481393 is a prime.

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 (117481409) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20421 + ... + 25533.

It is an arithmetic number, because the mean of its divisors is an integer number (5829960).

Almost surely, 2^117481401 is an apocalyptic number.

It is an amenable number.

117481401 is a deficient number, since it is larger than the sum of its proper divisors (69077319).

117481401 is a wasteful number, since it uses less digits than its factorization.

117481401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5182 (or 5176 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 27.

The square root of 117481401 is about 10838.8837524904. The cubic root of 117481401 is about 489.7672099841.

The spelling of 117481401 in words is "one hundred seventeen million, four hundred eighty-one thousand, four hundred one".