32243201261 has 2 divisors, whose sum is σ = 32243201262. Its totient is φ = 32243201260.

The previous prime is 32243201201. The next prime is 32243201311. The reversal of 32243201261 is 16210234223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17793959236 + 14449242025 = 133394^2 + 120205^2 .

It is an emirp because it is prime and its reverse (16210234223) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32243201261 - 2¹⁴ = 32243184877 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32243201261.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32243201201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16121600630 + 16121600631.

It is an arithmetic number, because the mean of its divisors is an integer number (16121600631).

Almost surely, 2^32243201261 is an apocalyptic number.

It is an amenable number.

32243201261 is a deficient number, since it is larger than the sum of its proper divisors (1).

32243201261 is an equidigital number, since it uses as much as digits as its factorization.

32243201261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 32243201261 its reverse (16210234223), we get a palindrome (48453435484).

The spelling of 32243201261 in words is "thirty-two billion, two hundred forty-three million, two hundred one thousand, two hundred sixty-one".