1050816149 has 2 divisors, whose sum is σ = 1050816150. Its totient is φ = 1050816148.

The previous prime is 1050816139. The next prime is 1050816163. The reversal of 1050816149 is 9416180501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 800607025 + 250209124 = 28295^2 + 15818^2 .

It is a cyclic number.

It is not a de Polignac number, because 1050816149 - 2⁴ = 1050816133 is a prime.

It is a super-2 number, since 2×1050816149² = 2208429157998380402, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1050816119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525408074 + 525408075.

It is an arithmetic number, because the mean of its divisors is an integer number (525408075).

Almost surely, 2^1050816149 is an apocalyptic number.

It is an amenable number.

1050816149 is a deficient number, since it is larger than the sum of its proper divisors (1).

1050816149 is an equidigital number, since it uses as much as digits as its factorization.

1050816149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 35.

The square root of 1050816149 is about 32416.2944982921. The cubic root of 1050816149 is about 1016.6596317468.

The spelling of 1050816149 in words is "one billion, fifty million, eight hundred sixteen thousand, one hundred forty-nine".