117673877 has 2 divisors, whose sum is σ = 117673878. Its totient is φ = 117673876.

The previous prime is 117673873. The next prime is 117673879. The reversal of 117673877 is 778376711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 114041041 + 3632836 = 10679^2 + 1906^2 .

It is a cyclic number.

It is not a de Polignac number, because 117673877 - 2² = 117673873 is a prime.

It is a super-2 number, since 2×117673877² = 27694282656422258, which contains 22 as substring.

Together with 117673879, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117673873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58836938 + 58836939.

It is an arithmetic number, because the mean of its divisors is an integer number (58836939).

Almost surely, 2^117673877 is an apocalyptic number.

It is an amenable number.

117673877 is a deficient number, since it is larger than the sum of its proper divisors (1).

117673877 is an equidigital number, since it uses as much as digits as its factorization.

117673877 is an evil number, because the sum of its binary digits is even.

The product of its digits is 345744, while the sum is 47.

The square root of 117673877 is about 10847.7590773394. The cubic root of 117673877 is about 490.0345345645.

The spelling of 117673877 in words is "one hundred seventeen million, six hundred seventy-three thousand, eight hundred seventy-seven".