1445056425 has 18 divisors (see below), whose sum is σ = 2588257022. Its totient is φ = 770696640.

The previous prime is 1445056373. The next prime is 1445056453. The reversal of 1445056425 is 5246505441.

1445056425 is a `hidden beast` number, since 1 + 4 + 4 + 5 + 0 + 5 + 642 + 5 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 462422016 + 982634409 = 21504^2 + 31347^2 .

It is not a de Polignac number, because 1445056425 - 2⁷ = 1445056297 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1445056425.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3211012 + ... + 3211461.

Almost surely, 2^1445056425 is an apocalyptic number.

1445056425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1445056425 is a deficient number, since it is larger than the sum of its proper divisors (1143200597).

1445056425 is a wasteful number, since it uses less digits than its factorization.

1445056425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6422489 (or 6422481 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

The square root of 1445056425 is about 38013.8977875198. The cubic root of 1445056425 is about 1130.5634345255.

The spelling of 1445056425 in words is "one billion, four hundred forty-five million, fifty-six thousand, four hundred twenty-five".