889698101 has 2 divisors, whose sum is σ = 889698102. Its totient is φ = 889698100.

The previous prime is 889698097. The next prime is 889698127. The reversal of 889698101 is 101896988.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 888934225 + 763876 = 29815^2 + 874^2 .

It is a cyclic number.

It is not a de Polignac number, because 889698101 - 2² = 889698097 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 889698101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (889698181) 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, 444849050 + 444849051.

It is an arithmetic number, because the mean of its divisors is an integer number (444849051).

Almost surely, 2^889698101 is an apocalyptic number.

It is an amenable number.

889698101 is a deficient number, since it is larger than the sum of its proper divisors (1).

889698101 is an equidigital number, since it uses as much as digits as its factorization.

889698101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 248832, while the sum is 50.

The square root of 889698101 is about 29827.8075124539. The cubic root of 889698101 is about 961.7913964985.

The spelling of 889698101 in words is "eight hundred eighty-nine million, six hundred ninety-eight thousand, one hundred one".