117554071 has 2 divisors, whose sum is σ = 117554072. Its totient is φ = 117554070.

The previous prime is 117554057. The next prime is 117554117. The reversal of 117554071 is 170455711.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 117554071 - 2⁵ = 117554039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117354071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58777035 + 58777036.

It is an arithmetic number, because the mean of its divisors is an integer number (58777036).

Almost surely, 2^117554071 is an apocalyptic number.

117554071 is a deficient number, since it is larger than the sum of its proper divisors (1).

117554071 is an equidigital number, since it uses as much as digits as its factorization.

117554071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4900, while the sum is 31.

The square root of 117554071 is about 10842.2355167189. The cubic root of 117554071 is about 489.8681736170.

The spelling of 117554071 in words is "one hundred seventeen million, five hundred fifty-four thousand, seventy-one".