101566097 has 2 divisors, whose sum is σ = 101566098. Its totient is φ = 101566096.

The previous prime is 101566067. The next prime is 101566103. The reversal of 101566097 is 790665101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100982401 + 583696 = 10049^2 + 764^2 .

It is a cyclic number.

It is not a de Polignac number, because 101566097 - 2¹⁴ = 101549713 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (101566067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50783048 + 50783049.

It is an arithmetic number, because the mean of its divisors is an integer number (50783049).

Almost surely, 2^101566097 is an apocalyptic number.

It is an amenable number.

101566097 is a deficient number, since it is larger than the sum of its proper divisors (1).

101566097 is an equidigital number, since it uses as much as digits as its factorization.

101566097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340, while the sum is 35.

The square root of 101566097 is about 10078.0006449692. Note that the first 3 decimals coincide. The cubic root of 101566097 is about 466.5694025751.

The spelling of 101566097 in words is "one hundred one million, five hundred sixty-six thousand, ninety-seven".