4051720903 has 2 divisors, whose sum is σ = 4051720904. Its totient is φ = 4051720902.

The previous prime is 4051720889. The next prime is 4051720909. The reversal of 4051720903 is 3090271504.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4051720903 - 2¹⁷ = 4051589831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4051720909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2025860451 + 2025860452.

It is an arithmetic number, because the mean of its divisors is an integer number (2025860452).

Almost surely, 2^4051720903 is an apocalyptic number.

4051720903 is a deficient number, since it is larger than the sum of its proper divisors (1).

4051720903 is an equidigital number, since it uses as much as digits as its factorization.

4051720903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 4051720903 is about 63653.1295617113. The cubic root of 4051720903 is about 1594.2135912261.

The spelling of 4051720903 in words is "four billion, fifty-one million, seven hundred twenty thousand, nine hundred three".