1428815753 has 2 divisors, whose sum is σ = 1428815754. Its totient is φ = 1428815752.

The previous prime is 1428815741. The next prime is 1428815767. The reversal of 1428815753 is 3575188241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 726194704 + 702621049 = 26948^2 + 26507^2 .

It is a cyclic number.

It is not a de Polignac number, because 1428815753 - 2¹⁶ = 1428750217 is a prime.

It is not a weakly prime, because it can be changed into another prime (1428815953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 714407876 + 714407877.

It is an arithmetic number, because the mean of its divisors is an integer number (714407877).

Almost surely, 2^1428815753 is an apocalyptic number.

It is an amenable number.

1428815753 is a deficient number, since it is larger than the sum of its proper divisors (1).

1428815753 is an equidigital number, since it uses as much as digits as its factorization.

1428815753 is an evil number, because the sum of its binary digits is even.

The product of its digits is 268800, while the sum is 44.

The square root of 1428815753 is about 37799.6792711261. The cubic root of 1428815753 is about 1126.3120830866.

The spelling of 1428815753 in words is "one billion, four hundred twenty-eight million, eight hundred fifteen thousand, seven hundred fifty-three".