1380530625 has 40 divisors (see below), whose sum is σ = 2317133280. Its totient is φ = 730848000.

The previous prime is 1380530623. The next prime is 1380530629. The reversal of 1380530625 is 5260350831.

It is not a de Polignac number, because 1380530625 - 2¹ = 1380530623 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1380530623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 257977 + ... + 263273.

It is an arithmetic number, because the mean of its divisors is an integer number (57928332).

Almost surely, 2^1380530625 is an apocalyptic number.

1380530625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1380530625 is a deficient number, since it is larger than the sum of its proper divisors (936602655).

1380530625 is an equidigital number, since it uses as much as digits as its factorization.

1380530625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5459 (or 5444 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 1380530625 is about 37155.4925280234. The cubic root of 1380530625 is about 1113.4789598693.

The spelling of 1380530625 in words is "one billion, three hundred eighty million, five hundred thirty thousand, six hundred twenty-five".