1111133472877 has 2 divisors, whose sum is σ = 1111133472878. Its totient is φ = 1111133472876.

The previous prime is 1111133472697. The next prime is 1111133472901. The reversal of 1111133472877 is 7782743311111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1005966874441 + 105166598436 = 1002979^2 + 324294^2 .

It is an emirp because it is prime and its reverse (7782743311111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1111133472877 - 2¹⁹ = 1111132948589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1111133475877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555566736438 + 555566736439.

It is an arithmetic number, because the mean of its divisors is an integer number (555566736439).

Almost surely, 2^{1111133472877} is an apocalyptic number.

It is an amenable number.

1111133472877 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111133472877 is an equidigital number, since it uses as much as digits as its factorization.

1111133472877 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 197568, while the sum is 46.

Adding to 1111133472877 its reverse (7782743311111), we get a palindrome (8893876783988).

The spelling of 1111133472877 in words is "one trillion, one hundred eleven billion, one hundred thirty-three million, four hundred seventy-two thousand, eight hundred seventy-seven".