1428929573 has 2 divisors, whose sum is σ = 1428929574. Its totient is φ = 1428929572.

The previous prime is 1428929563. The next prime is 1428929587. The reversal of 1428929573 is 3759298241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1327363489 + 101566084 = 36433^2 + 10078^2 .

It is a cyclic number.

It is not a de Polignac number, because 1428929573 - 2¹⁶ = 1428864037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1428929563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 714464786 + 714464787.

It is an arithmetic number, because the mean of its divisors is an integer number (714464787).

Almost surely, 2^1428929573 is an apocalyptic number.

It is an amenable number.

1428929573 is a deficient number, since it is larger than the sum of its proper divisors (1).

1428929573 is an equidigital number, since it uses as much as digits as its factorization.

1428929573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1088640, while the sum is 50.

The square root of 1428929573 is about 37801.1848094739. The cubic root of 1428929573 is about 1126.3419897738.

The spelling of 1428929573 in words is "one billion, four hundred twenty-eight million, nine hundred twenty-nine thousand, five hundred seventy-three".