117726045 has 32 divisors (see below), whose sum is σ = 197991552. Its totient is φ = 59657472.

The previous prime is 117726043. The next prime is 117726067. The reversal of 117726045 is 540627711.

It is not a de Polignac number, because 117726045 - 2¹ = 117726043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 117725997 and 117726015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117726041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21399 + ... + 26331.

It is an arithmetic number, because the mean of its divisors is an integer number (6187236).

Almost surely, 2^117726045 is an apocalyptic number.

117726045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

117726045 is a deficient number, since it is larger than the sum of its proper divisors (80265507).

117726045 is a wasteful number, since it uses less digits than its factorization.

117726045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5021.

The product of its (nonzero) digits is 11760, while the sum is 33.

The square root of 117726045 is about 10850.1633628255. The cubic root of 117726045 is about 490.1069390364.

The spelling of 117726045 in words is "one hundred seventeen million, seven hundred twenty-six thousand, forty-five".