117402023 has 4 divisors (see below), whose sum is σ = 119154360. Its totient is φ = 115649688.

The previous prime is 117402011. The next prime is 117402071. The reversal of 117402023 is 320204711.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 117402023 - 2¹⁸ = 117139879 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 117401986 and 117402004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117402823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 876068 + ... + 876201.

It is an arithmetic number, because the mean of its divisors is an integer number (29788590).

Almost surely, 2^117402023 is an apocalyptic number.

117402023 is a deficient number, since it is larger than the sum of its proper divisors (1752337).

117402023 is an equidigital number, since it uses as much as digits as its factorization.

117402023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1752336.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 117402023 is about 10835.2214098282. The cubic root of 117402023 is about 489.6568790426.

Adding to 117402023 its reverse (320204711), we get a palindrome (437606734).

The spelling of 117402023 in words is "one hundred seventeen million, four hundred two thousand, twenty-three".