1325204611 has 2 divisors, whose sum is σ = 1325204612. Its totient is φ = 1325204610.

The previous prime is 1325204603. The next prime is 1325204641. The reversal of 1325204611 is 1164025231.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1325204611 - 2³ = 1325204603 is a prime.

It is a super-2 number, since 2×1325204611² = 3512334522031322642, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1325204641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 662602305 + 662602306.

It is an arithmetic number, because the mean of its divisors is an integer number (662602306).

Almost surely, 2^1325204611 is an apocalyptic number.

1325204611 is a deficient number, since it is larger than the sum of its proper divisors (1).

1325204611 is an equidigital number, since it uses as much as digits as its factorization.

1325204611 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1325204611 is about 36403.3598861424. The cubic root of 1325204611 is about 1098.4011513059.

Adding to 1325204611 its reverse (1164025231), we get a palindrome (2489229842).

The spelling of 1325204611 in words is "one billion, three hundred twenty-five million, two hundred four thousand, six hundred eleven".