4085449051 has 2 divisors, whose sum is σ = 4085449052. Its totient is φ = 4085449050.

The previous prime is 4085448949. The next prime is 4085449087. The reversal of 4085449051 is 1509445804.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4085449051 - 2²³ = 4077060443 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4085448995 and 4085449013.

It is not a weakly prime, because it can be changed into another prime (4085149051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2042724525 + 2042724526.

It is an arithmetic number, because the mean of its divisors is an integer number (2042724526).

Almost surely, 2^4085449051 is an apocalyptic number.

4085449051 is a deficient number, since it is larger than the sum of its proper divisors (1).

4085449051 is an equidigital number, since it uses as much as digits as its factorization.

4085449051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 115200, while the sum is 40.

The square root of 4085449051 is about 63917.5175597426. The cubic root of 4085449051 is about 1598.6249972087.

The spelling of 4085449051 in words is "four billion, eighty-five million, four hundred forty-nine thousand, fifty-one".