100000098977 has 2 divisors, whose sum is σ = 100000098978. Its totient is φ = 100000098976.

The previous prime is 100000098973. The next prime is 100000099027. The reversal of 100000098977 is 779890000001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54763488256 + 45236610721 = 234016^2 + 212689^2 .

It is a cyclic number.

It is not a de Polignac number, because 100000098977 - 2² = 100000098973 is a prime.

It is not a weakly prime, because it can be changed into another prime (100000098973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50000049488 + 50000049489.

It is an arithmetic number, because the mean of its divisors is an integer number (50000049489).

Almost surely, 2^100000098977 is an apocalyptic number.

It is an amenable number.

100000098977 is a deficient number, since it is larger than the sum of its proper divisors (1).

100000098977 is an equidigital number, since it uses as much as digits as its factorization.

100000098977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31752, while the sum is 41.

Adding to 100000098977 its reverse (779890000001), we get a palindrome (879890098978).

The spelling of 100000098977 in words is "one hundred billion, ninety-eight thousand, nine hundred seventy-seven".