116920439 has 4 divisors (see below), whose sum is σ = 117098520. Its totient is φ = 116742360.

The previous prime is 116920417. The next prime is 116920567. The reversal of 116920439 is 934029611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 934029611 = 109 ⋅8569079.

It is a cyclic number.

It is not a de Polignac number, because 116920439 - 2⁸ = 116920183 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 116920399 and 116920408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116920039) 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, 88052 + ... + 89369.

It is an arithmetic number, because the mean of its divisors is an integer number (29274630).

Almost surely, 2^116920439 is an apocalyptic number.

116920439 is a deficient number, since it is larger than the sum of its proper divisors (178081).

116920439 is an equidigital number, since it uses as much as digits as its factorization.

116920439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178080.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 116920439 is about 10812.9754924350. The cubic root of 116920439 is about 488.9864360583.

The spelling of 116920439 in words is "one hundred sixteen million, nine hundred twenty thousand, four hundred thirty-nine".