1050403811 has 2 divisors, whose sum is σ = 1050403812. Its totient is φ = 1050403810.

The previous prime is 1050403777. The next prime is 1050403831. The reversal of 1050403811 is 1183040501.

It is a strong prime.

It is an emirp because it is prime and its reverse (1183040501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1050403811 - 2⁶ = 1050403747 is a prime.

It is a super-2 number, since 2×1050403811² = 2206696332326647442, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1050403831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525201905 + 525201906.

It is an arithmetic number, because the mean of its divisors is an integer number (525201906).

Almost surely, 2^1050403811 is an apocalyptic number.

1050403811 is a deficient number, since it is larger than the sum of its proper divisors (1).

1050403811 is an equidigital number, since it uses as much as digits as its factorization.

1050403811 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 23.

The square root of 1050403811 is about 32409.9338320830. The cubic root of 1050403811 is about 1016.5266359976.

The spelling of 1050403811 in words is "one billion, fifty million, four hundred three thousand, eight hundred eleven".