1445550325 has 12 divisors (see below), whose sum is σ = 1836202788. Its totient is φ = 1128233600.

The previous prime is 1445550319. The next prime is 1445550347. The reversal of 1445550325 is 5230555441.

It can be written as a sum of positive squares in 6 ways, for example, as 38850289 + 1406700036 = 6233^2 + 37506^2 .

It is not a de Polignac number, because 1445550325 - 2¹⁷ = 1445419253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 704122 + ... + 706171.

It is an arithmetic number, because the mean of its divisors is an integer number (153016899).

Almost surely, 2^1445550325 is an apocalyptic number.

It is an amenable number.

1445550325 is a deficient number, since it is larger than the sum of its proper divisors (390652463).

1445550325 is a wasteful number, since it uses less digits than its factorization.

1445550325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1410344 (or 1410339 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 34.

The square root of 1445550325 is about 38020.3935408354. The cubic root of 1445550325 is about 1130.6922234242.

The spelling of 1445550325 in words is "one billion, four hundred forty-five million, five hundred fifty thousand, three hundred twenty-five".