428883503 has 2 divisors, whose sum is σ = 428883504. Its totient is φ = 428883502.

The previous prime is 428883491. The next prime is 428883509. The reversal of 428883503 is 305388824.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 428883503 - 2⁶ = 428883439 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (428883509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214441751 + 214441752.

It is an arithmetic number, because the mean of its divisors is an integer number (214441752).

Almost surely, 2^428883503 is an apocalyptic number.

428883503 is a deficient number, since it is larger than the sum of its proper divisors (1).

428883503 is an equidigital number, since it uses as much as digits as its factorization.

428883503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 184320, while the sum is 41.

The square root of 428883503 is about 20709.5027221805. The cubic root of 428883503 is about 754.1303982857.

The spelling of 428883503 in words is "four hundred twenty-eight million, eight hundred eighty-three thousand, five hundred three".