4023032509 has 2 divisors, whose sum is σ = 4023032510. Its totient is φ = 4023032508.

The previous prime is 4023032483. The next prime is 4023032549. The reversal of 4023032509 is 9052303204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2882079225 + 1140953284 = 53685^2 + 33778^2 .

It is a cyclic number.

It is not a de Polignac number, because 4023032509 - 2²¹ = 4020935357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4023032549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2011516254 + 2011516255.

It is an arithmetic number, because the mean of its divisors is an integer number (2011516255).

Almost surely, 2^4023032509 is an apocalyptic number.

It is an amenable number.

4023032509 is a deficient number, since it is larger than the sum of its proper divisors (1).

4023032509 is an equidigital number, since it uses as much as digits as its factorization.

4023032509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 4023032509 is about 63427.3798055698. The cubic root of 4023032509 is about 1590.4420416982.

The spelling of 4023032509 in words is "four billion, twenty-three million, thirty-two thousand, five hundred nine".