1380135006 has 24 divisors (see below), whose sum is σ = 3018243384. Its totient is φ = 455744880.

The previous prime is 1380134993. The next prime is 1380135011. The reversal of 1380135006 is 6005310831.

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 in 11 ways as a sum of consecutive naturals, for example, 356365 + ... + 360216.

It is an arithmetic number, because the mean of its divisors is an integer number (125760141).

Almost surely, 2^1380135006 is an apocalyptic number.

1380135006 is an abundant number, since it is smaller than the sum of its proper divisors (1638108378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1380135006 is a wasteful number, since it uses less digits than its factorization.

1380135006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 716696 (or 716693 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 1380135006 is about 37150.1683172499. The cubic root of 1380135006 is about 1113.3725863946.

Adding to 1380135006 its reverse (6005310831), we get a palindrome (7385445837).

The spelling of 1380135006 in words is "one billion, three hundred eighty million, one hundred thirty-five thousand, six".