116907389 has 2 divisors, whose sum is σ = 116907390. Its totient is φ = 116907388.

The previous prime is 116907353. The next prime is 116907391. The reversal of 116907389 is 983709611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 110607289 + 6300100 = 10517^2 + 2510^2 .

It is a cyclic number.

It is not a de Polignac number, because 116907389 - 2¹⁶ = 116841853 is a prime.

Together with 116907391, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116907289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58453694 + 58453695.

It is an arithmetic number, because the mean of its divisors is an integer number (58453695).

Almost surely, 2^116907389 is an apocalyptic number.

It is an amenable number.

116907389 is a deficient number, since it is larger than the sum of its proper divisors (1).

116907389 is an equidigital number, since it uses as much as digits as its factorization.

116907389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 44.

The square root of 116907389 is about 10812.3720339248. The cubic root of 116907389 is about 488.9682427453.

The spelling of 116907389 in words is "one hundred sixteen million, nine hundred seven thousand, three hundred eighty-nine".