117461147 has 2 divisors, whose sum is σ = 117461148. Its totient is φ = 117461146.

The previous prime is 117461101. The next prime is 117461159. The reversal of 117461147 is 741164711.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 117461147 - 2¹⁴ = 117444763 is a prime.

It is not a weakly prime, because it can be changed into another prime (117461167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58730573 + 58730574.

It is an arithmetic number, because the mean of its divisors is an integer number (58730574).

Almost surely, 2^117461147 is an apocalyptic number.

117461147 is a deficient number, since it is larger than the sum of its proper divisors (1).

117461147 is an equidigital number, since it uses as much as digits as its factorization.

117461147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4704, while the sum is 32.

The square root of 117461147 is about 10837.9493909134. The cubic root of 117461147 is about 489.7390627906.

The spelling of 117461147 in words is "one hundred seventeen million, four hundred sixty-one thousand, one hundred forty-seven".