3501821489 has 2 divisors, whose sum is σ = 3501821490. Its totient is φ = 3501821488.

The previous prime is 3501821443. The next prime is 3501821503. The reversal of 3501821489 is 9841281053.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2287995889 + 1213825600 = 47833^2 + 34840^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3501821489 is a prime.

It is not a weakly prime, because it can be changed into another prime (3501821689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1750910744 + 1750910745.

It is an arithmetic number, because the mean of its divisors is an integer number (1750910745).

Almost surely, 2^3501821489 is an apocalyptic number.

It is an amenable number.

3501821489 is a deficient number, since it is larger than the sum of its proper divisors (1).

3501821489 is an equidigital number, since it uses as much as digits as its factorization.

3501821489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 41.

The square root of 3501821489 is about 59176.1902203918. The cubic root of 3501821489 is about 1518.5578266129.

The spelling of 3501821489 in words is "three billion, five hundred one million, eight hundred twenty-one thousand, four hundred eighty-nine".