3909046129 has 2 divisors, whose sum is σ = 3909046130. Its totient is φ = 3909046128.

The previous prime is 3909046093. The next prime is 3909046133. The reversal of 3909046129 is 9216409093.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3841148529 + 67897600 = 61977^2 + 8240^2 .

It is a cyclic number.

It is not a de Polignac number, because 3909046129 - 2¹¹ = 3909044081 is a prime.

It is not a weakly prime, because it can be changed into another prime (3909046159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1954523064 + 1954523065.

It is an arithmetic number, because the mean of its divisors is an integer number (1954523065).

Almost surely, 2^3909046129 is an apocalyptic number.

It is an amenable number.

3909046129 is a deficient number, since it is larger than the sum of its proper divisors (1).

3909046129 is an equidigital number, since it uses as much as digits as its factorization.

3909046129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 104976, while the sum is 43.

The square root of 3909046129 is about 62522.3650304433. The cubic root of 3909046129 is about 1575.2769989333.

The spelling of 3909046129 in words is "three billion, nine hundred nine million, forty-six thousand, one hundred twenty-nine".