4072720859 has 2 divisors, whose sum is σ = 4072720860. Its totient is φ = 4072720858.

The previous prime is 4072720823. The next prime is 4072720903. The reversal of 4072720859 is 9580272704.

It is an a-pointer prime, because the next prime (4072720903) can be obtained adding 4072720859 to its sum of digits (44).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4072720859 - 2²⁴ = 4055943643 is a prime.

It is a super-3 number, since 3×4072720859³ (a number of 30 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (4071720859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2036360429 + 2036360430.

It is an arithmetic number, because the mean of its divisors is an integer number (2036360430).

Almost surely, 2^4072720859 is an apocalyptic number.

4072720859 is a deficient number, since it is larger than the sum of its proper divisors (1).

4072720859 is an equidigital number, since it uses as much as digits as its factorization.

4072720859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 282240, while the sum is 44.

The square root of 4072720859 is about 63817.8725671735. The cubic root of 4072720859 is about 1596.9631012747.

The spelling of 4072720859 in words is "four billion, seventy-two million, seven hundred twenty thousand, eight hundred fifty-nine".