100397305277 has 2 divisors, whose sum is σ = 100397305278. Its totient is φ = 100397305276.

The previous prime is 100397305199. The next prime is 100397305339. The reversal of 100397305277 is 772503793001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54037186681 + 46360118596 = 232459^2 + 215314^2 .

It is a cyclic number.

It is not a de Polignac number, because 100397305277 - 2¹⁰ = 100397304253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100397005277) 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, 50198652638 + 50198652639.

It is an arithmetic number, because the mean of its divisors is an integer number (50198652639).

Almost surely, 2^100397305277 is an apocalyptic number.

It is an amenable number.

100397305277 is a deficient number, since it is larger than the sum of its proper divisors (1).

100397305277 is an equidigital number, since it uses as much as digits as its factorization.

100397305277 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 277830, while the sum is 44.

The spelling of 100397305277 in words is "one hundred billion, three hundred ninety-seven million, three hundred five thousand, two hundred seventy-seven".