11494950409 has 2 divisors, whose sum is σ = 11494950410. Its totient is φ = 11494950408.

The previous prime is 11494950343. The next prime is 11494950431. The reversal of 11494950409 is 90405949411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11194274809 + 300675600 = 105803^2 + 17340^2 .

It is a cyclic number.

It is not a de Polignac number, because 11494950409 - 2¹⁵ = 11494917641 is a prime.

It is not a weakly prime, because it can be changed into another prime (11494950479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5747475204 + 5747475205.

It is an arithmetic number, because the mean of its divisors is an integer number (5747475205).

Almost surely, 2^11494950409 is an apocalyptic number.

It is an amenable number.

11494950409 is a deficient number, since it is larger than the sum of its proper divisors (1).

11494950409 is an equidigital number, since it uses as much as digits as its factorization.

11494950409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 46.

The spelling of 11494950409 in words is "eleven billion, four hundred ninety-four million, nine hundred fifty thousand, four hundred nine".