117826601 has 2 divisors, whose sum is σ = 117826602. Its totient is φ = 117826600.

The previous prime is 117826561. The next prime is 117826607. The reversal of 117826601 is 106628711.

117826601 = 7675² + 7676².

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58920976 + 58905625 = 7676^2 + 7675^2 .

It is a cyclic number.

It is not a de Polignac number, because 117826601 - 2²² = 113632297 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is equal to p_6724940 and since 117826601 and 6724940 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (117826607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58913300 + 58913301.

It is an arithmetic number, because the mean of its divisors is an integer number (58913301).

Almost surely, 2^117826601 is an apocalyptic number.

117826601 is the 7676-th centered square number.

It is an amenable number.

117826601 is a deficient number, since it is larger than the sum of its proper divisors (1).

117826601 is an equidigital number, since it uses as much as digits as its factorization.

117826601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 32.

The square root of 117826601 is about 10854.7962210260. The cubic root of 117826601 is about 490.2464413536.

The spelling of 117826601 in words is "one hundred seventeen million, eight hundred twenty-six thousand, six hundred one".