1325534113 has 2 divisors, whose sum is σ = 1325534114. Its totient is φ = 1325534112.

The previous prime is 1325534057. The next prime is 1325534123. The reversal of 1325534113 is 3114355231.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 812421009 + 513113104 = 28503^2 + 22652^2 .

It is a cyclic number.

It is not a de Polignac number, because 1325534113 - 2²⁵ = 1291979681 is a prime.

It is not a weakly prime, because it can be changed into another prime (1325534123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 662767056 + 662767057.

It is an arithmetic number, because the mean of its divisors is an integer number (662767057).

Almost surely, 2^1325534113 is an apocalyptic number.

It is an amenable number.

1325534113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1325534113 is an equidigital number, since it uses as much as digits as its factorization.

1325534113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5400, while the sum is 28.

The square root of 1325534113 is about 36407.8853134867. The cubic root of 1325534113 is about 1098.4921801128.

Adding to 1325534113 its reverse (3114355231), we get a palindrome (4439889344).

The spelling of 1325534113 in words is "one billion, three hundred twenty-five million, five hundred thirty-four thousand, one hundred thirteen".