116519780231 has 2 divisors, whose sum is σ = 116519780232. Its totient is φ = 116519780230.

The previous prime is 116519780227. The next prime is 116519780417. The reversal of 116519780231 is 132087915611.

It is a weak prime.

It is an emirp because it is prime and its reverse (132087915611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 116519780231 - 2² = 116519780227 is a prime.

It is a super-2 number, since 2×116519780231² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116519782231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58259890115 + 58259890116.

It is an arithmetic number, because the mean of its divisors is an integer number (58259890116).

Almost surely, 2^116519780231 is an apocalyptic number.

116519780231 is a deficient number, since it is larger than the sum of its proper divisors (1).

116519780231 is an equidigital number, since it uses as much as digits as its factorization.

116519780231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 44.

The spelling of 116519780231 in words is "one hundred sixteen billion, five hundred nineteen million, seven hundred eighty thousand, two hundred thirty-one".