3980924869 has 2 divisors, whose sum is σ = 3980924870. Its totient is φ = 3980924868.

The previous prime is 3980924839. The next prime is 3980924879. The reversal of 3980924869 is 9684290893.

3980924869 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3063622500 + 917302369 = 55350^2 + 30287^2 .

It is a cyclic number.

It is not a de Polignac number, because 3980924869 - 2¹¹ = 3980922821 is a prime.

It is a super-2 number, since 2×3980924869² = 31695525625245334322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3980924839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1990462434 + 1990462435.

It is an arithmetic number, because the mean of its divisors is an integer number (1990462435).

Almost surely, 2^3980924869 is an apocalyptic number.

It is an amenable number.

3980924869 is a deficient number, since it is larger than the sum of its proper divisors (1).

3980924869 is an equidigital number, since it uses as much as digits as its factorization.

3980924869 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6718464, while the sum is 58.

The square root of 3980924869 is about 63094.5708361662. The cubic root of 3980924869 is about 1584.8737066624.

The spelling of 3980924869 in words is "three billion, nine hundred eighty million, nine hundred twenty-four thousand, eight hundred sixty-nine".