1126777985939 has 2 divisors, whose sum is σ = 1126777985940. Its totient is φ = 1126777985938.

The previous prime is 1126777985887. The next prime is 1126777985969. The reversal of 1126777985939 is 9395897776211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1126777985939 - 2¹⁶ = 1126777920403 is a prime.

It is not a weakly prime, because it can be changed into another prime (1126777985969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 563388992969 + 563388992970.

It is an arithmetic number, because the mean of its divisors is an integer number (563388992970).

Almost surely, 2^{1126777985939} is an apocalyptic number.

1126777985939 is a deficient number, since it is larger than the sum of its proper divisors (1).

1126777985939 is an equidigital number, since it uses as much as digits as its factorization.

1126777985939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 360067680, while the sum is 74.

The spelling of 1126777985939 in words is "one trillion, one hundred twenty-six billion, seven hundred seventy-seven million, nine hundred eighty-five thousand, nine hundred thirty-nine".