928128703 has 2 divisors, whose sum is σ = 928128704. Its totient is φ = 928128702.

The previous prime is 928128697. The next prime is 928128713. The reversal of 928128703 is 307821829.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 928128703 - 2⁵ = 928128671 is a prime.

It is a super-2 number, since 2×928128703² = 1722845778664924418, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (928128713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 464064351 + 464064352.

It is an arithmetic number, because the mean of its divisors is an integer number (464064352).

Almost surely, 2^928128703 is an apocalyptic number.

928128703 is a deficient number, since it is larger than the sum of its proper divisors (1).

928128703 is an equidigital number, since it uses as much as digits as its factorization.

928128703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 928128703 is about 30465.2047916964. The cubic root of 928128703 is about 975.4448824001. Note that the first 3 decimals are identical.

The spelling of 928128703 in words is "nine hundred twenty-eight million, one hundred twenty-eight thousand, seven hundred three".