11024040409 has 2 divisors, whose sum is σ = 11024040410. Its totient is φ = 11024040408.

The previous prime is 11024040389. The next prime is 11024040427. The reversal of 11024040409 is 90404042011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8172160000 + 2851880409 = 90400^2 + 53403^2 .

It is a cyclic number.

It is not a de Polignac number, because 11024040409 - 2¹⁵ = 11024007641 is a prime.

It is not a weakly prime, because it can be changed into another prime (11024040509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5512020204 + 5512020205.

It is an arithmetic number, because the mean of its divisors is an integer number (5512020205).

Almost surely, 2^11024040409 is an apocalyptic number.

It is an amenable number.

11024040409 is a deficient number, since it is larger than the sum of its proper divisors (1).

11024040409 is an equidigital number, since it uses as much as digits as its factorization.

11024040409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 25.

The spelling of 11024040409 in words is "eleven billion, twenty-four million, forty thousand, four hundred nine".