101799073 has 2 divisors, whose sum is σ = 101799074. Its totient is φ = 101799072.

The previous prime is 101799053. The next prime is 101799079. The reversal of 101799073 is 370997101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101767744 + 31329 = 10088^2 + 177^2 .

It is an emirp because it is prime and its reverse (370997101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 101799073 - 2¹⁷ = 101668001 is a prime.

It is not a weakly prime, because it can be changed into another prime (101799079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50899536 + 50899537.

It is an arithmetic number, because the mean of its divisors is an integer number (50899537).

Almost surely, 2^101799073 is an apocalyptic number.

It is an amenable number.

101799073 is a deficient number, since it is larger than the sum of its proper divisors (1).

101799073 is an equidigital number, since it uses as much as digits as its factorization.

101799073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11907, while the sum is 37.

The square root of 101799073 is about 10089.5526660006. The cubic root of 101799073 is about 466.9258747614.

The spelling of 101799073 in words is "one hundred one million, seven hundred ninety-nine thousand, seventy-three".