1325445025 has 24 divisors (see below), whose sum is σ = 1667671040. Its totient is φ = 1044912960.

The previous prime is 1325444983. The next prime is 1325445061. The reversal of 1325445025 is 5205445231.

It is not a de Polignac number, because 1325445025 - 2²¹ = 1323347873 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 497146 + ... + 499804.

Almost surely, 2^1325445025 is an apocalyptic number.

It is an amenable number.

1325445025 is a deficient number, since it is larger than the sum of its proper divisors (342226015).

1325445025 is a wasteful number, since it uses less digits than its factorization.

1325445025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2953 (or 2948 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 1325445025 is about 36406.6618217051. The cubic root of 1325445025 is about 1098.4675699920.

The spelling of 1325445025 in words is "one billion, three hundred twenty-five million, four hundred forty-five thousand, twenty-five".