387667394111 has 2 divisors, whose sum is σ = 387667394112. Its totient is φ = 387667394110.

The previous prime is 387667394087. The next prime is 387667394173. The reversal of 387667394111 is 111493766783.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-387667394111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (387667394711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 193833697055 + 193833697056.

It is an arithmetic number, because the mean of its divisors is an integer number (193833697056).

Almost surely, 2^387667394111 is an apocalyptic number.

387667394111 is a deficient number, since it is larger than the sum of its proper divisors (1).

387667394111 is an equidigital number, since it uses as much as digits as its factorization.

387667394111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4572288, while the sum is 56.

The spelling of 387667394111 in words is "three hundred eighty-seven billion, six hundred sixty-seven million, three hundred ninety-four thousand, one hundred eleven".