16371118243 has 2 divisors, whose sum is σ = 16371118244. Its totient is φ = 16371118242.

The previous prime is 16371118241. The next prime is 16371118277. The reversal of 16371118243 is 34281117361.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16371118243 - 2¹ = 16371118241 is a prime.

Together with 16371118241, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (16371118241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8185559121 + 8185559122.

It is an arithmetic number, because the mean of its divisors is an integer number (8185559122).

Almost surely, 2^16371118243 is an apocalyptic number.

16371118243 is a deficient number, since it is larger than the sum of its proper divisors (1).

16371118243 is an equidigital number, since it uses as much as digits as its factorization.

16371118243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 37.

The spelling of 16371118243 in words is "sixteen billion, three hundred seventy-one million, one hundred eighteen thousand, two hundred forty-three".