3872045114111 has 2 divisors, whose sum is σ = 3872045114112. Its totient is φ = 3872045114110.

The previous prime is 3872045114083. The next prime is 3872045114123. The reversal of 3872045114111 is 1114115402783.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3872045114111 is a prime.

It is a super-2 number, since 2×3872045114111² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3872045614111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1936022557055 + 1936022557056.

It is an arithmetic number, because the mean of its divisors is an integer number (1936022557056).

Almost surely, 2^{3872045114111} is an apocalyptic number.

3872045114111 is a deficient number, since it is larger than the sum of its proper divisors (1).

3872045114111 is an equidigital number, since it uses as much as digits as its factorization.

3872045114111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26880, while the sum is 38.

The spelling of 3872045114111 in words is "three trillion, eight hundred seventy-two billion, forty-five million, one hundred fourteen thousand, one hundred eleven".