11331033977 has 2 divisors, whose sum is σ = 11331033978. Its totient is φ = 11331033976.

The previous prime is 11331033943. The next prime is 11331034027. The reversal of 11331033977 is 77933013311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10705833961 + 625200016 = 103469^2 + 25004^2 .

It is a cyclic number.

It is not a de Polignac number, because 11331033977 - 2¹⁸ = 11330771833 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11331033977.

It is not a weakly prime, because it can be changed into another prime (11331033907) 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, 5665516988 + 5665516989.

It is an arithmetic number, because the mean of its divisors is an integer number (5665516989).

Almost surely, 2^11331033977 is an apocalyptic number.

It is an amenable number.

11331033977 is a deficient number, since it is larger than the sum of its proper divisors (1).

11331033977 is an equidigital number, since it uses as much as digits as its factorization.

11331033977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35721, while the sum is 38.

The spelling of 11331033977 in words is "eleven billion, three hundred thirty-one million, thirty-three thousand, nine hundred seventy-seven".