3951939801011 has 2 divisors, whose sum is σ = 3951939801012. Its totient is φ = 3951939801010.

The previous prime is 3951939800983. The next prime is 3951939801013. The reversal of 3951939801011 is 1101089391593.

It is a strong prime.

It is an emirp because it is prime and its reverse (1101089391593) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3951939801011 - 2¹⁴ = 3951939784627 is a prime.

Together with 3951939801013, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3951939801013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1975969900505 + 1975969900506.

It is an arithmetic number, because the mean of its divisors is an integer number (1975969900506).

Almost surely, 2^{3951939801011} is an apocalyptic number.

3951939801011 is a deficient number, since it is larger than the sum of its proper divisors (1).

3951939801011 is an equidigital number, since it uses as much as digits as its factorization.

3951939801011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 262440, while the sum is 50.

The spelling of 3951939801011 in words is "three trillion, nine hundred fifty-one billion, nine hundred thirty-nine million, eight hundred one thousand, eleven".