117506269 has 2 divisors, whose sum is σ = 117506270. Its totient is φ = 117506268.

The previous prime is 117506243. The next prime is 117506273. The reversal of 117506269 is 962605711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115842169 + 1664100 = 10763^2 + 1290^2 .

It is an emirp because it is prime and its reverse (962605711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 117506269 - 2¹³ = 117498077 is a prime.

It is a super-2 number, since 2×117506269² = 27615446508600722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117506209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58753134 + 58753135.

It is an arithmetic number, because the mean of its divisors is an integer number (58753135).

Almost surely, 2^117506269 is an apocalyptic number.

It is an amenable number.

117506269 is a deficient number, since it is larger than the sum of its proper divisors (1).

117506269 is an equidigital number, since it uses as much as digits as its factorization.

117506269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 37.

The square root of 117506269 is about 10840.0308578897. The cubic root of 117506269 is about 489.8017648771.

The spelling of 117506269 in words is "one hundred seventeen million, five hundred six thousand, two hundred sixty-nine".