1325832811 has 2 divisors, whose sum is σ = 1325832812. Its totient is φ = 1325832810.

The previous prime is 1325832731. The next prime is 1325832829. The reversal of 1325832811 is 1182385231.

It is a strong prime.

It is an emirp because it is prime and its reverse (1182385231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1325832811 - 2¹¹ = 1325830763 is a prime.

It is not a weakly prime, because it can be changed into another prime (1325832841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 662916405 + 662916406.

It is an arithmetic number, because the mean of its divisors is an integer number (662916406).

Almost surely, 2^1325832811 is an apocalyptic number.

1325832811 is a deficient number, since it is larger than the sum of its proper divisors (1).

1325832811 is an equidigital number, since it uses as much as digits as its factorization.

1325832811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520, while the sum is 34.

The square root of 1325832811 is about 36411.9871882873. The cubic root of 1325832811 is about 1098.5746859170.

The spelling of 1325832811 in words is "one billion, three hundred twenty-five million, eight hundred thirty-two thousand, eight hundred eleven".