117386545 has 16 divisors (see below), whose sum is σ = 142598160. Its totient is φ = 92761344.

The previous prime is 117386539. The next prime is 117386551. The reversal of 117386545 is 545683711.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (117386539) and next prime (117386551).

It can be written as a sum of positive squares in 8 ways, for example, as 400689 + 116985856 = 633^2 + 10816^2 .

It is a cyclic number.

It is not a de Polignac number, because 117386545 - 2³ = 117386537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 117386498 and 117386507.

It is an unprimeable number.

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, 179439 + ... + 180091.

It is an arithmetic number, because the mean of its divisors is an integer number (8912385).

Almost surely, 2^117386545 is an apocalyptic number.

It is an amenable number.

117386545 is a deficient number, since it is larger than the sum of its proper divisors (25211615).

117386545 is a wasteful number, since it uses less digits than its factorization.

117386545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1044.

The product of its digits is 100800, while the sum is 40.

The square root of 117386545 is about 10834.5071415362. The cubic root of 117386545 is about 489.6353597023.

The spelling of 117386545 in words is "one hundred seventeen million, three hundred eighty-six thousand, five hundred forty-five".