4023654709 has 2 divisors, whose sum is σ = 4023654710. Its totient is φ = 4023654708.

The previous prime is 4023654653. The next prime is 4023654773. The reversal of 4023654709 is 9074563204.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3198241809 + 825412900 = 56553^2 + 28730^2 .

It is a cyclic number.

It is not a de Polignac number, because 4023654709 - 2¹⁹ = 4023130421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4023654209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2011827354 + 2011827355.

It is an arithmetic number, because the mean of its divisors is an integer number (2011827355).

Almost surely, 2^4023654709 is an apocalyptic number.

It is an amenable number.

4023654709 is a deficient number, since it is larger than the sum of its proper divisors (1).

4023654709 is an equidigital number, since it uses as much as digits as its factorization.

4023654709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 40.

The square root of 4023654709 is about 63432.2844378160. The cubic root of 4023654709 is about 1590.5240297694.

The spelling of 4023654709 in words is "four billion, twenty-three million, six hundred fifty-four thousand, seven hundred nine".