117769907 has 2 divisors, whose sum is σ = 117769908. Its totient is φ = 117769906.

The previous prime is 117769889. The next prime is 117769919. The reversal of 117769907 is 709967711.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 117769907 - 2¹⁴ = 117753523 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (117769937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58884953 + 58884954.

It is an arithmetic number, because the mean of its divisors is an integer number (58884954).

Almost surely, 2^117769907 is an apocalyptic number.

117769907 is a deficient number, since it is larger than the sum of its proper divisors (1).

117769907 is an equidigital number, since it uses as much as digits as its factorization.

117769907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 166698, while the sum is 47.

The square root of 117769907 is about 10852.1844344814. The cubic root of 117769907 is about 490.1677989799.

The spelling of 117769907 in words is "one hundred seventeen million, seven hundred sixty-nine thousand, nine hundred seven".