428703083 has 2 divisors, whose sum is σ = 428703084. Its totient is φ = 428703082.

The previous prime is 428703073. The next prime is 428703131. The reversal of 428703083 is 380307824.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 428703083 - 2²⁴ = 411925867 is a prime.

It is not a weakly prime, because it can be changed into another prime (428703073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214351541 + 214351542.

It is an arithmetic number, because the mean of its divisors is an integer number (214351542).

Almost surely, 2^428703083 is an apocalyptic number.

428703083 is a deficient number, since it is larger than the sum of its proper divisors (1).

428703083 is an equidigital number, since it uses as much as digits as its factorization.

428703083 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 428703083 is about 20705.1462926491. The cubic root of 428703083 is about 754.0246358514.

The spelling of 428703083 in words is "four hundred twenty-eight million, seven hundred three thousand, eighty-three".