4169356049 has 2 divisors, whose sum is σ = 4169356050. Its totient is φ = 4169356048.

The previous prime is 4169356031. The next prime is 4169356117. The reversal of 4169356049 is 9406539614.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3866352400 + 303003649 = 62180^2 + 17407^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4169356049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4169355994 and 4169356012.

It is not a weakly prime, because it can be changed into another prime (4169356949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2084678024 + 2084678025.

It is an arithmetic number, because the mean of its divisors is an integer number (2084678025).

Almost surely, 2^4169356049 is an apocalyptic number.

It is an amenable number.

4169356049 is a deficient number, since it is larger than the sum of its proper divisors (1).

4169356049 is an equidigital number, since it uses as much as digits as its factorization.

4169356049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 699840, while the sum is 47.

The square root of 4169356049 is about 64570.5509423607. The cubic root of 4169356049 is about 1609.4951092281.

The spelling of 4169356049 in words is "four billion, one hundred sixty-nine million, three hundred fifty-six thousand, forty-nine".