100599397 has 2 divisors, whose sum is σ = 100599398. Its totient is φ = 100599396.

The previous prime is 100599391. The next prime is 100599407. The reversal of 100599397 is 793995001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63218401 + 37380996 = 7951^2 + 6114^2 .

It is a cyclic number.

It is not a de Polignac number, because 100599397 - 2¹¹ = 100597349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100599391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50299698 + 50299699.

It is an arithmetic number, because the mean of its divisors is an integer number (50299699).

Almost surely, 2^100599397 is an apocalyptic number.

It is an amenable number.

100599397 is a deficient number, since it is larger than the sum of its proper divisors (1).

100599397 is an equidigital number, since it uses as much as digits as its factorization.

100599397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 76545, while the sum is 43.

The square root of 100599397 is about 10029.9250744958. The cubic root of 100599397 is about 465.0844214087.

The spelling of 100599397 in words is "one hundred million, five hundred ninety-nine thousand, three hundred ninety-seven".