32161392943 has 2 divisors, whose sum is σ = 32161392944. Its totient is φ = 32161392942.

The previous prime is 32161392877. The next prime is 32161392947. The reversal of 32161392943 is 34929316123.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 32161392943 - 2¹³ = 32161384751 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32161392943.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32161392947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16080696471 + 16080696472.

It is an arithmetic number, because the mean of its divisors is an integer number (16080696472).

Almost surely, 2^32161392943 is an apocalyptic number.

32161392943 is a deficient number, since it is larger than the sum of its proper divisors (1).

32161392943 is an equidigital number, since it uses as much as digits as its factorization.

32161392943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 209952, while the sum is 43.

It can be divided in two parts, 32161 and 392943, that added together give a square (425104 = 652²).

The spelling of 32161392943 in words is "thirty-two billion, one hundred sixty-one million, three hundred ninety-two thousand, nine hundred forty-three".