132603320621 has 2 divisors, whose sum is σ = 132603320622. Its totient is φ = 132603320620.

The previous prime is 132603320617. The next prime is 132603320651. The reversal of 132603320621 is 126023306231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 131591190025 + 1012130596 = 362755^2 + 31814^2 .

It is a cyclic number.

It is not a de Polignac number, because 132603320621 - 2² = 132603320617 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (132603320651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66301660310 + 66301660311.

It is an arithmetic number, because the mean of its divisors is an integer number (66301660311).

Almost surely, 2^132603320621 is an apocalyptic number.

It is an amenable number.

132603320621 is a deficient number, since it is larger than the sum of its proper divisors (1).

132603320621 is an equidigital number, since it uses as much as digits as its factorization.

132603320621 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 132603320621 its reverse (126023306231), we get a palindrome (258626626852).

The spelling of 132603320621 in words is "one hundred thirty-two billion, six hundred three million, three hundred twenty thousand, six hundred twenty-one".