1325534045 has 32 divisors (see below), whose sum is σ = 1815416064. Its totient is φ = 919705600.

The previous prime is 1325534033. The next prime is 1325534057. The reversal of 1325534045 is 5404355231.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1325534033) and next prime (1325534057).

It is not a de Polignac number, because 1325534045 - 2²² = 1321339741 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 582029 + ... + 584301.

It is an arithmetic number, because the mean of its divisors is an integer number (56731752).

Almost surely, 2^1325534045 is an apocalyptic number.

It is an amenable number.

1325534045 is a deficient number, since it is larger than the sum of its proper divisors (489882019).

1325534045 is a wasteful number, since it uses less digits than its factorization.

1325534045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2773.

The product of its (nonzero) digits is 36000, while the sum is 32.

The square root of 1325534045 is about 36407.8843796230. The cubic root of 1325534045 is about 1098.4921613285.

Adding to 1325534045 its reverse (5404355231), we get a palindrome (6729889276).

The spelling of 1325534045 in words is "one billion, three hundred twenty-five million, five hundred thirty-four thousand, forty-five".