28603511023 has 2 divisors, whose sum is σ = 28603511024. Its totient is φ = 28603511022.

The previous prime is 28603511009. The next prime is 28603511089. The reversal of 28603511023 is 32011530682.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28603511023 - 2⁹ = 28603510511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28603511093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14301755511 + 14301755512.

It is an arithmetic number, because the mean of its divisors is an integer number (14301755512).

Almost surely, 2^28603511023 is an apocalyptic number.

28603511023 is a deficient number, since it is larger than the sum of its proper divisors (1).

28603511023 is an equidigital number, since it uses as much as digits as its factorization.

28603511023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 28603511023 in words is "twenty-eight billion, six hundred three million, five hundred eleven thousand, twenty-three".