1328748301 has 2 divisors, whose sum is σ = 1328748302. Its totient is φ = 1328748300.

The previous prime is 1328748293. The next prime is 1328748313. The reversal of 1328748301 is 1038478231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1328675401 + 72900 = 36451^2 + 270^2 .

It is a cyclic number.

It is not a de Polignac number, because 1328748301 - 2³ = 1328748293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1328748401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 664374150 + 664374151.

It is an arithmetic number, because the mean of its divisors is an integer number (664374151).

Almost surely, 2^1328748301 is an apocalyptic number.

It is an amenable number.

1328748301 is a deficient number, since it is larger than the sum of its proper divisors (1).

1328748301 is an equidigital number, since it uses as much as digits as its factorization.

1328748301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 1328748301 is about 36451.9999588500. Note that the first 4 decimals coincide. The cubic root of 1328748301 is about 1099.3793471201.

The spelling of 1328748301 in words is "one billion, three hundred twenty-eight million, seven hundred forty-eight thousand, three hundred one".