32347121 has 2 divisors, whose sum is σ = 32347122. Its totient is φ = 32347120.

The previous prime is 32347111. The next prime is 32347129. The reversal of 32347121 is 12174323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21529600 + 10817521 = 4640^2 + 3289^2 .

It is a cyclic number.

It is not a de Polignac number, because 32347121 - 2⁶ = 32347057 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (32347129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16173560 + 16173561.

It is an arithmetic number, because the mean of its divisors is an integer number (16173561).

Almost surely, 2^32347121 is an apocalyptic number.

It is an amenable number.

32347121 is a deficient number, since it is larger than the sum of its proper divisors (1).

32347121 is an equidigital number, since it uses as much as digits as its factorization.

32347121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1008, while the sum is 23.

The square root of 32347121 is about 5687.4529448603. The cubic root of 32347121 is about 318.6240432235.

The spelling of 32347121 in words is "thirty-two million, three hundred forty-seven thousand, one hundred twenty-one".