189036101 has 2 divisors, whose sum is σ = 189036102. Its totient is φ = 189036100.

The previous prime is 189036091. The next prime is 189036121. The reversal of 189036101 is 101630981.

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., 174213601 + 14822500 = 13199^2 + 3850^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-189036101 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (189036121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94518050 + 94518051.

It is an arithmetic number, because the mean of its divisors is an integer number (94518051).

Almost surely, 2^189036101 is an apocalyptic number.

It is an amenable number.

189036101 is a deficient number, since it is larger than the sum of its proper divisors (1).

189036101 is an equidigital number, since it uses as much as digits as its factorization.

189036101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 29.

The square root of 189036101 is about 13749.0400028511. The cubic root of 189036101 is about 573.9158915154.

The spelling of 189036101 in words is "one hundred eighty-nine million, thirty-six thousand, one hundred one".