1395000052 has 6 divisors (see below), whose sum is σ = 2441250098. Its totient is φ = 697500024.

The previous prime is 1395000049. The next prime is 1395000157. The reversal of 1395000052 is 2500005931.

It can be written as a sum of positive squares in only one way, i.e., 1176078436 + 218921616 = 34294^2 + 14796^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1394999990 and 1395000026.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 174375003 + ... + 174375010.

Almost surely, 2^1395000052 is an apocalyptic number.

It is an amenable number.

1395000052 is a deficient number, since it is larger than the sum of its proper divisors (1046250046).

1395000052 is a wasteful number, since it uses less digits than its factorization.

1395000052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348750017 (or 348750015 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 25.

The square root of 1395000052 is about 37349.6994900896. The cubic root of 1395000052 is about 1117.3555948181.

Adding to 1395000052 its reverse (2500005931), we get a palindrome (3895005983).

The spelling of 1395000052 in words is "one billion, three hundred ninety-five million, fifty-two", and thus it is an aban number.