16111204471 has 2 divisors, whose sum is σ = 16111204472. Its totient is φ = 16111204470.

The previous prime is 16111204429. The next prime is 16111204507. The reversal of 16111204471 is 17440211161.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16111204471 - 2⁹ = 16111203959 is a prime.

It is a super-3 number, since 3×16111204471³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16111207471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8055602235 + 8055602236.

It is an arithmetic number, because the mean of its divisors is an integer number (8055602236).

Almost surely, 2^16111204471 is an apocalyptic number.

16111204471 is a deficient number, since it is larger than the sum of its proper divisors (1).

16111204471 is an equidigital number, since it uses as much as digits as its factorization.

16111204471 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 28.

The spelling of 16111204471 in words is "sixteen billion, one hundred eleven million, two hundred four thousand, four hundred seventy-one".