3728703163 has 2 divisors, whose sum is σ = 3728703164. Its totient is φ = 3728703162.

The previous prime is 3728703133. The next prime is 3728703197. The reversal of 3728703163 is 3613078273.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3728703163 - 2⁹ = 3728702651 is a prime.

It is not a weakly prime, because it can be changed into another prime (3728703133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1864351581 + 1864351582.

It is an arithmetic number, because the mean of its divisors is an integer number (1864351582).

Almost surely, 2^3728703163 is an apocalyptic number.

3728703163 is a deficient number, since it is larger than the sum of its proper divisors (1).

3728703163 is an equidigital number, since it uses as much as digits as its factorization.

3728703163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 127008, while the sum is 40.

The square root of 3728703163 is about 61063.1080358673. The cubic root of 3728703163 is about 1550.6695911012.

The spelling of 3728703163 in words is "three billion, seven hundred twenty-eight million, seven hundred three thousand, one hundred sixty-three".