1382631325 has 6 divisors (see below), whose sum is σ = 1714462874. Its totient is φ = 1106105040.

The previous prime is 1382631323. The next prime is 1382631329. The reversal of 1382631325 is 5231362831.

It can be written as a sum of positive squares in 3 ways, for example, as 179720836 + 1202910489 = 13406^2 + 34683^2 .

It is not a de Polignac number, because 1382631325 - 2¹ = 1382631323 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1382631323) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27652602 + ... + 27652651.

Almost surely, 2^1382631325 is an apocalyptic number.

It is an amenable number.

1382631325 is a deficient number, since it is larger than the sum of its proper divisors (331831549).

1382631325 is an equidigital number, since it uses as much as digits as its factorization.

1382631325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55305263 (or 55305258 counting only the distinct ones).

The product of its digits is 25920, while the sum is 34.

The square root of 1382631325 is about 37183.7508194104. The cubic root of 1382631325 is about 1114.0434529173.

The spelling of 1382631325 in words is "one billion, three hundred eighty-two million, six hundred thirty-one thousand, three hundred twenty-five".