1380084163 has 4 divisors (see below), whose sum is σ = 1403475480. Its totient is φ = 1356692848.

The previous prime is 1380084137. The next prime is 1380084193. The reversal of 1380084163 is 3614800831.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1380084163 - 2⁵ = 1380084131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1380084193) 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 3 ways as a sum of consecutive naturals, for example, 11695570 + ... + 11695687.

It is an arithmetic number, because the mean of its divisors is an integer number (350868870).

Almost surely, 2^1380084163 is an apocalyptic number.

1380084163 is a deficient number, since it is larger than the sum of its proper divisors (23391317).

1380084163 is an equidigital number, since it uses as much as digits as its factorization.

1380084163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23391316.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 1380084163 is about 37149.4840206429. The cubic root of 1380084163 is about 1113.3589143269.

Adding to 1380084163 its reverse (3614800831), we get a palindrome (4994884994).

The spelling of 1380084163 in words is "one billion, three hundred eighty million, eighty-four thousand, one hundred sixty-three".