102433189 has 2 divisors, whose sum is σ = 102433190. Its totient is φ = 102433188.

The previous prime is 102433183. The next prime is 102433231. The reversal of 102433189 is 981334201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87572164 + 14861025 = 9358^2 + 3855^2 .

It is a cyclic number.

It is not a de Polignac number, because 102433189 - 2⁵ = 102433157 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102433189.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102433183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51216594 + 51216595.

It is an arithmetic number, because the mean of its divisors is an integer number (51216595).

Almost surely, 2^102433189 is an apocalyptic number.

It is an amenable number.

102433189 is a deficient number, since it is larger than the sum of its proper divisors (1).

102433189 is an equidigital number, since it uses as much as digits as its factorization.

102433189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 102433189 is about 10120.9282677035. The cubic root of 102433189 is about 467.8933770422.

The spelling of 102433189 in words is "one hundred two million, four hundred thirty-three thousand, one hundred eighty-nine".