3779829121 has 2 divisors, whose sum is σ = 3779829122. Its totient is φ = 3779829120.

The previous prime is 3779829089. The next prime is 3779829149. The reversal of 3779829121 is 1219289773.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3429390721 + 350438400 = 58561^2 + 18720^2 .

It is a cyclic number.

It is not a de Polignac number, because 3779829121 - 2⁵ = 3779829089 is a prime.

It is not a weakly prime, because it can be changed into another prime (3779829191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1889914560 + 1889914561.

It is an arithmetic number, because the mean of its divisors is an integer number (1889914561).

Almost surely, 2^3779829121 is an apocalyptic number.

It is an amenable number.

3779829121 is a deficient number, since it is larger than the sum of its proper divisors (1).

3779829121 is an equidigital number, since it uses as much as digits as its factorization.

3779829121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 381024, while the sum is 49.

The square root of 3779829121 is about 61480.3149064804. The cubic root of 3779829121 is about 1557.7247569688.

The spelling of 3779829121 in words is "three billion, seven hundred seventy-nine million, eight hundred twenty-nine thousand, one hundred twenty-one".