32001430189 has 2 divisors, whose sum is σ = 32001430190. Its totient is φ = 32001430188.

The previous prime is 32001430141. The next prime is 32001430217. The reversal of 32001430189 is 98103410023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30890874564 + 1110555625 = 175758^2 + 33325^2 .

It is a cyclic number.

It is not a de Polignac number, because 32001430189 - 2²³ = 31993041581 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32001430189.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32001439189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16000715094 + 16000715095.

It is an arithmetic number, because the mean of its divisors is an integer number (16000715095).

Almost surely, 2^32001430189 is an apocalyptic number.

It is an amenable number.

32001430189 is a deficient number, since it is larger than the sum of its proper divisors (1).

32001430189 is an equidigital number, since it uses as much as digits as its factorization.

32001430189 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 spelling of 32001430189 in words is "thirty-two billion, one million, four hundred thirty thousand, one hundred eighty-nine".