100459693 has 2 divisors, whose sum is σ = 100459694. Its totient is φ = 100459692.

The previous prime is 100459691. The next prime is 100459703. The reversal of 100459693 is 396954001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96471684 + 3988009 = 9822^2 + 1997^2 .

It is a cyclic number.

It is not a de Polignac number, because 100459693 - 2¹ = 100459691 is a prime.

Together with 100459691, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100459691) 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, 50229846 + 50229847.

It is an arithmetic number, because the mean of its divisors is an integer number (50229847).

Almost surely, 2^100459693 is an apocalyptic number.

It is an amenable number.

100459693 is a deficient number, since it is larger than the sum of its proper divisors (1).

100459693 is an equidigital number, since it uses as much as digits as its factorization.

100459693 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 37.

The square root of 100459693 is about 10022.9582958326. The cubic root of 100459693 is about 464.8690316016.

The spelling of 100459693 in words is "one hundred million, four hundred fifty-nine thousand, six hundred ninety-three".