117426569 has 16 divisors (see below), whose sum is σ = 132408192. Its totient is φ = 103327488.

The previous prime is 117426541. The next prime is 117426587. The reversal of 117426569 is 965624711.

It is a cyclic number.

It is not a de Polignac number, because 117426569 - 2¹⁶ = 117361033 is a prime.

It is a super-2 number, since 2×117426569² = 27577998214223522, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (117425569) 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 in 15 ways as a sum of consecutive naturals, for example, 129014 + ... + 129920.

It is an arithmetic number, because the mean of its divisors is an integer number (8275512).

Almost surely, 2^117426569 is an apocalyptic number.

It is an amenable number.

117426569 is a deficient number, since it is larger than the sum of its proper divisors (14981623).

117426569 is a wasteful number, since it uses less digits than its factorization.

117426569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1376.

The product of its digits is 90720, while the sum is 41.

The square root of 117426569 is about 10836.3540455266. The cubic root of 117426569 is about 489.6910019078.

The spelling of 117426569 in words is "one hundred seventeen million, four hundred twenty-six thousand, five hundred sixty-nine".