1050534409 has 2 divisors, whose sum is σ = 1050534410. Its totient is φ = 1050534408.

The previous prime is 1050534391. The next prime is 1050534413. The reversal of 1050534409 is 9044350501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 653927184 + 396607225 = 25572^2 + 19915^2 .

It is a cyclic number.

It is not a de Polignac number, because 1050534409 - 2⁷ = 1050534281 is a prime.

It is a super-2 number, since 2×1050534409² = 2207245088985958562, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1050534449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525267204 + 525267205.

It is an arithmetic number, because the mean of its divisors is an integer number (525267205).

Almost surely, 2^1050534409 is an apocalyptic number.

It is an amenable number.

1050534409 is a deficient number, since it is larger than the sum of its proper divisors (1).

1050534409 is an equidigital number, since it uses as much as digits as its factorization.

1050534409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 1050534409 is about 32411.9485529642. The cubic root of 1050534409 is about 1016.5687629214.

The spelling of 1050534409 in words is "one billion, fifty million, five hundred thirty-four thousand, four hundred nine".