3720543163 has 2 divisors, whose sum is σ = 3720543164. Its totient is φ = 3720543162.

The previous prime is 3720543133. The next prime is 3720543173. The reversal of 3720543163 is 3613450273.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3720543163 is a prime.

It is not a weakly prime, because it can be changed into another prime (3720543133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1860271581 + 1860271582.

It is an arithmetic number, because the mean of its divisors is an integer number (1860271582).

Almost surely, 2^3720543163 is an apocalyptic number.

3720543163 is a deficient number, since it is larger than the sum of its proper divisors (1).

3720543163 is an equidigital number, since it uses as much as digits as its factorization.

3720543163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 34.

The square root of 3720543163 is about 60996.2553194866. The cubic root of 3720543163 is about 1549.5375884586.

The spelling of 3720543163 in words is "three billion, seven hundred twenty million, five hundred forty-three thousand, one hundred sixty-three".