116401540291 has 2 divisors, whose sum is σ = 116401540292. Its totient is φ = 116401540290.

The previous prime is 116401540289. The next prime is 116401540363. The reversal of 116401540291 is 192045104611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 116401540291 - 2¹ = 116401540289 is a prime.

Together with 116401540289, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (116401540261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58200770145 + 58200770146.

It is an arithmetic number, because the mean of its divisors is an integer number (58200770146).

Almost surely, 2^116401540291 is an apocalyptic number.

116401540291 is a deficient number, since it is larger than the sum of its proper divisors (1).

116401540291 is an equidigital number, since it uses as much as digits as its factorization.

116401540291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 34.

The spelling of 116401540291 in words is "one hundred sixteen billion, four hundred one million, five hundred forty thousand, two hundred ninety-one".