117707501 has 2 divisors, whose sum is σ = 117707502. Its totient is φ = 117707500.

The previous prime is 117707483. The next prime is 117707503. The reversal of 117707501 is 105707711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88266025 + 29441476 = 9395^2 + 5426^2 .

It is a cyclic number.

It is not a de Polignac number, because 117707501 - 2¹⁸ = 117445357 is a prime.

It is a Sophie Germain prime.

Together with 117707503, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117707503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58853750 + 58853751.

It is an arithmetic number, because the mean of its divisors is an integer number (58853751).

Almost surely, 2^117707501 is an apocalyptic number.

It is an amenable number.

117707501 is a deficient number, since it is larger than the sum of its proper divisors (1).

117707501 is an equidigital number, since it uses as much as digits as its factorization.

117707501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1715, while the sum is 29.

The square root of 117707501 is about 10849.3087798256. The cubic root of 117707501 is about 490.0812040901.

The spelling of 117707501 in words is "one hundred seventeen million, seven hundred seven thousand, five hundred one".