1384043154 has 64 divisors (see below), whose sum is σ = 3091737600. Its totient is φ = 410118912.

The previous prime is 1384043153. The next prime is 1384043207. The reversal of 1384043154 is 4513404831.

It is not an unprimeable number, because it can be changed into a prime (1384043153) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1603327 + ... + 1604189.

It is an arithmetic number, because the mean of its divisors is an integer number (48308400).

Almost surely, 2^1384043154 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1384043154, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1545868800).

1384043154 is an abundant number, since it is smaller than the sum of its proper divisors (1707694446).

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

1384043154 is a wasteful number, since it uses less digits than its factorization.

1384043154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1619.

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 1384043154 is about 37202.7304643087. The cubic root of 1384043154 is about 1114.4225136686.

Adding to 1384043154 its reverse (4513404831), we get a palindrome (5897447985).

The spelling of 1384043154 in words is "one billion, three hundred eighty-four million, forty-three thousand, one hundred fifty-four".