1384505156 has 12 divisors (see below), whose sum is σ = 2425241280. Its totient is φ = 691579080.

The previous prime is 1384505147. The next prime is 1384505189. The reversal of 1384505156 is 6515054831.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163736 + ... + 171983.

It is an arithmetic number, because the mean of its divisors is an integer number (202103440).

Almost surely, 2^1384505156 is an apocalyptic number.

It is an amenable number.

1384505156 is a deficient number, since it is larger than the sum of its proper divisors (1040736124).

1384505156 is a wasteful number, since it uses less digits than its factorization.

1384505156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336754 (or 336752 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 38.

The square root of 1384505156 is about 37208.9391947688. The cubic root of 1384505156 is about 1114.5465002054.

Adding to 1384505156 its reverse (6515054831), we get a palindrome (7899559987).

The spelling of 1384505156 in words is "one billion, three hundred eighty-four million, five hundred five thousand, one hundred fifty-six".