325545811 has 4 divisors (see below), whose sum is σ = 325714624. Its totient is φ = 325377000.

The previous prime is 325545809. The next prime is 325545889. The reversal of 325545811 is 118545523.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 325545811 - 2¹ = 325545809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (325543811) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81480 + ... + 85381.

It is an arithmetic number, because the mean of its divisors is an integer number (81428656).

Almost surely, 2^325545811 is an apocalyptic number.

325545811 is a deficient number, since it is larger than the sum of its proper divisors (168813).

325545811 is a wasteful number, since it uses less digits than its factorization.

325545811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168812.

The product of its digits is 24000, while the sum is 34.

The square root of 325545811 is about 18042.8881003015. Note that the first 3 decimals coincide. The cubic root of 325545811 is about 687.9191042832.

The spelling of 325545811 in words is "three hundred twenty-five million, five hundred forty-five thousand, eight hundred eleven".