110000001977 has 2 divisors, whose sum is σ = 110000001978. Its totient is φ = 110000001976.

The previous prime is 110000001961. The next prime is 110000002087. The reversal of 110000001977 is 779100000011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107639111056 + 2360890921 = 328084^2 + 48589^2 .

It is a cyclic number.

It is not a de Polignac number, because 110000001977 - 2⁴ = 110000001961 is a prime.

It is not a weakly prime, because it can be changed into another prime (110000001577) 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, 55000000988 + 55000000989.

It is an arithmetic number, because the mean of its divisors is an integer number (55000000989).

Almost surely, 2^110000001977 is an apocalyptic number.

It is an amenable number.

110000001977 is a deficient number, since it is larger than the sum of its proper divisors (1).

110000001977 is an equidigital number, since it uses as much as digits as its factorization.

110000001977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 441, while the sum is 26.

Adding to 110000001977 its reverse (779100000011), we get a palindrome (889100001988).

The spelling of 110000001977 in words is "one hundred ten billion, one thousand, nine hundred seventy-seven".