16111701427 has 2 divisors, whose sum is σ = 16111701428. Its totient is φ = 16111701426.

The previous prime is 16111701421. The next prime is 16111701449. The reversal of 16111701427 is 72410711161.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16111701427 - 2⁷ = 16111701299 is a prime.

It is not a weakly prime, because it can be changed into another prime (16111701421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8055850713 + 8055850714.

It is an arithmetic number, because the mean of its divisors is an integer number (8055850714).

Almost surely, 2^16111701427 is an apocalyptic number.

16111701427 is a deficient number, since it is larger than the sum of its proper divisors (1).

16111701427 is an equidigital number, since it uses as much as digits as its factorization.

16111701427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2352, while the sum is 31.

The spelling of 16111701427 in words is "sixteen billion, one hundred eleven million, seven hundred one thousand, four hundred twenty-seven".