32128003513 has 2 divisors, whose sum is σ = 32128003514. Its totient is φ = 32128003512.

The previous prime is 32128003483. The next prime is 32128003549. The reversal of 32128003513 is 31530082123.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29985424569 + 2142578944 = 173163^2 + 46288^2 .

It is an emirp because it is prime and its reverse (31530082123) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32128003513 - 2²¹ = 32125906361 is a prime.

It is not a weakly prime, because it can be changed into another prime (32128003553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16064001756 + 16064001757.

It is an arithmetic number, because the mean of its divisors is an integer number (16064001757).

Almost surely, 2^32128003513 is an apocalyptic number.

It is an amenable number.

32128003513 is a deficient number, since it is larger than the sum of its proper divisors (1).

32128003513 is an equidigital number, since it uses as much as digits as its factorization.

32128003513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 32128003513 its reverse (31530082123), we get a palindrome (63658085636).

The spelling of 32128003513 in words is "thirty-two billion, one hundred twenty-eight million, three thousand, five hundred thirteen".