117401047 has 2 divisors, whose sum is σ = 117401048. Its totient is φ = 117401046.

The previous prime is 117401041. The next prime is 117401069. The reversal of 117401047 is 740104711.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 117401047 - 2⁷ = 117400919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117401041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58700523 + 58700524.

It is an arithmetic number, because the mean of its divisors is an integer number (58700524).

Almost surely, 2^117401047 is an apocalyptic number.

117401047 is a deficient number, since it is larger than the sum of its proper divisors (1).

117401047 is an equidigital number, since it uses as much as digits as its factorization.

117401047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 784, while the sum is 25.

The square root of 117401047 is about 10835.1763714302. The cubic root of 117401047 is about 489.6555221482.

Adding to 117401047 its reverse (740104711), we get a palindrome (857505758).

The spelling of 117401047 in words is "one hundred seventeen million, four hundred one thousand, forty-seven".