3977003219911 has 2 divisors, whose sum is σ = 3977003219912. Its totient is φ = 3977003219910.

The previous prime is 3977003219869. The next prime is 3977003219921. The reversal of 3977003219911 is 1199123007793.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3977003219911 is a prime.

It is a super-2 number, since 2×3977003219911² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3977003219921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1988501609955 + 1988501609956.

It is an arithmetic number, because the mean of its divisors is an integer number (1988501609956).

Almost surely, 2^{3977003219911} is an apocalyptic number.

3977003219911 is a deficient number, since it is larger than the sum of its proper divisors (1).

3977003219911 is an equidigital number, since it uses as much as digits as its factorization.

3977003219911 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 642978, while the sum is 52.

It can be divided in two parts, 3977003 and 219911, that added together give a palindrome (4196914).

The spelling of 3977003219911 in words is "three trillion, nine hundred seventy-seven billion, three million, two hundred nineteen thousand, nine hundred eleven".