1384328453 has 2 divisors, whose sum is σ = 1384328454. Its totient is φ = 1384328452.

The previous prime is 1384328447. The next prime is 1384328497. The reversal of 1384328453 is 3548234831.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1313482564 + 70845889 = 36242^2 + 8417^2 .

It is a cyclic number.

It is not a de Polignac number, because 1384328453 - 2⁴ = 1384328437 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1384328453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1384327453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 692164226 + 692164227.

It is an arithmetic number, because the mean of its divisors is an integer number (692164227).

Almost surely, 2^1384328453 is an apocalyptic number.

It is an amenable number.

1384328453 is a deficient number, since it is larger than the sum of its proper divisors (1).

1384328453 is an equidigital number, since it uses as much as digits as its factorization.

1384328453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 276480, while the sum is 41.

The square root of 1384328453 is about 37206.5646492659. The cubic root of 1384328453 is about 1114.4990820386.

The spelling of 1384328453 in words is "one billion, three hundred eighty-four million, three hundred twenty-eight thousand, four hundred fifty-three".