117409069 has 2 divisors, whose sum is σ = 117409070. Its totient is φ = 117409068.

The previous prime is 117409013. The next prime is 117409073. The reversal of 117409069 is 960904711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97713225 + 19695844 = 9885^2 + 4438^2 .

It is a cyclic number.

It is not a de Polignac number, because 117409069 - 2²⁵ = 83854637 is a prime.

It is a super-2 number, since 2×117409069² = 27569778966893522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117409009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58704534 + 58704535.

It is an arithmetic number, because the mean of its divisors is an integer number (58704535).

Almost surely, 2^117409069 is an apocalyptic number.

It is an amenable number.

117409069 is a deficient number, since it is larger than the sum of its proper divisors (1).

117409069 is an equidigital number, since it uses as much as digits as its factorization.

117409069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 37.

The square root of 117409069 is about 10835.5465482826. The cubic root of 117409069 is about 489.6666745960. Note that the first 4 decimals are identical.

The spelling of 117409069 in words is "one hundred seventeen million, four hundred nine thousand, sixty-nine".