117012045 has 32 divisors (see below), whose sum is σ = 192297600. Its totient is φ = 60735744.

The previous prime is 117012043. The next prime is 117012059. The reversal of 117012045 is 540210711.

It is a happy number.

It is not a de Polignac number, because 117012045 - 2¹ = 117012043 is a prime.

It is a zygodrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117012043) 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 31 ways as a sum of consecutive naturals, for example, 95859 + ... + 97071.

It is an arithmetic number, because the mean of its divisors is an integer number (6009300).

Almost surely, 2^117012045 is an apocalyptic number.

117012045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

117012045 is a deficient number, since it is larger than the sum of its proper divisors (75285555).

117012045 is a wasteful number, since it uses less digits than its factorization.

117012045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1389.

The product of its (nonzero) digits is 280, while the sum is 21.

The square root of 117012045 is about 10817.2105923847. The cubic root of 117012045 is about 489.1141080558.

Adding to 117012045 its reverse (540210711), we get a palindrome (657222756).

The spelling of 117012045 in words is "one hundred seventeen million, twelve thousand, forty-five".