100605101 has 2 divisors, whose sum is σ = 100605102. Its totient is φ = 100605100.

The previous prime is 100605097. The next prime is 100605119. The reversal of 100605101 is 101506001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99102025 + 1503076 = 9955^2 + 1226^2 .

It is a cyclic number.

It is not a de Polignac number, because 100605101 - 2² = 100605097 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100605181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50302550 + 50302551.

It is an arithmetic number, because the mean of its divisors is an integer number (50302551).

Almost surely, 2^100605101 is an apocalyptic number.

It is an amenable number.

100605101 is a deficient number, since it is larger than the sum of its proper divisors (1).

100605101 is an equidigital number, since it uses as much as digits as its factorization.

100605101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30, while the sum is 14.

The square root of 100605101 is about 10030.2094195485. The cubic root of 100605101 is about 465.0932113600.

The spelling of 100605101 in words is "one hundred million, six hundred five thousand, one hundred one".