3728703133 has 2 divisors, whose sum is σ = 3728703134. Its totient is φ = 3728703132.

The previous prime is 3728703061. The next prime is 3728703163. The reversal of 3728703133 is 3313078273.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3431382084 + 297321049 = 58578^2 + 17243^2 .

It is an emirp because it is prime and its reverse (3313078273) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3728703133 - 2¹³ = 3728694941 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3728703092 and 3728703101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3728703163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1864351566 + 1864351567.

It is an arithmetic number, because the mean of its divisors is an integer number (1864351567).

Almost surely, 2^3728703133 is an apocalyptic number.

It is an amenable number.

3728703133 is a deficient number, since it is larger than the sum of its proper divisors (1).

3728703133 is an equidigital number, since it uses as much as digits as its factorization.

3728703133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63504, while the sum is 37.

The square root of 3728703133 is about 61063.1077902198. The cubic root of 3728703133 is about 1550.6695869425.

The spelling of 3728703133 in words is "three billion, seven hundred twenty-eight million, seven hundred three thousand, one hundred thirty-three".