4050721933 has 2 divisors, whose sum is σ = 4050721934. Its totient is φ = 4050721932.

The previous prime is 4050721879. The next prime is 4050721993. The reversal of 4050721933 is 3391270504.

4050721933 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3484186729 + 566535204 = 59027^2 + 23802^2 .

It is a cyclic number.

It is not a de Polignac number, because 4050721933 - 2¹³ = 4050713741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4050721993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2025360966 + 2025360967.

It is an arithmetic number, because the mean of its divisors is an integer number (2025360967).

Almost surely, 2^4050721933 is an apocalyptic number.

It is an amenable number.

4050721933 is a deficient number, since it is larger than the sum of its proper divisors (1).

4050721933 is an equidigital number, since it uses as much as digits as its factorization.

4050721933 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 4050721933 is about 63645.2820953761. The cubic root of 4050721933 is about 1594.0825602813.

The spelling of 4050721933 in words is "four billion, fifty million, seven hundred twenty-one thousand, nine hundred thirty-three".