117619023 has 4 divisors (see below), whose sum is σ = 156825368. Its totient is φ = 78412680.

The previous prime is 117619009. The next prime is 117619043. The reversal of 117619023 is 320916711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 320916711 = 3 ⋅106972237.

It is not a de Polignac number, because 117619023 - 2⁶ = 117618959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117619043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19603168 + ... + 19603173.

It is an arithmetic number, because the mean of its divisors is an integer number (39206342).

Almost surely, 2^117619023 is an apocalyptic number.

117619023 is a deficient number, since it is larger than the sum of its proper divisors (39206345).

117619023 is an equidigital number, since it uses as much as digits as its factorization.

117619023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39206344.

The product of its (nonzero) digits is 2268, while the sum is 30.

The square root of 117619023 is about 10845.2304263211. The cubic root of 117619023 is about 489.9583790831.

The spelling of 117619023 in words is "one hundred seventeen million, six hundred nineteen thousand, twenty-three".