117569045 has 24 divisors (see below), whose sum is σ = 160445880. Its totient is φ = 82544000.

The previous prime is 117569033. The next prime is 117569047. The reversal of 117569045 is 540965711.

It can be written as a sum of positive squares in 4 ways, for example, as 9284209 + 108284836 = 3047^2 + 10406^2 .

It is not a de Polignac number, because 117569045 - 2⁶ = 117568981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117569047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14195 + ... + 20895.

It is an arithmetic number, because the mean of its divisors is an integer number (6685245).

Almost surely, 2^117569045 is an apocalyptic number.

It is an amenable number.

117569045 is a deficient number, since it is larger than the sum of its proper divisors (42876835).

117569045 is a wasteful number, since it uses less digits than its factorization.

117569045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6757 (or 6746 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 38.

The square root of 117569045 is about 10842.9260349778. The cubic root of 117569045 is about 489.8889724844. Note that the first 3 decimals are identical.

The spelling of 117569045 in words is "one hundred seventeen million, five hundred sixty-nine thousand, forty-five".