11474464409 has 2 divisors, whose sum is σ = 11474464410. Its totient is φ = 11474464408.

The previous prime is 11474464369. The next prime is 11474464489. The reversal of 11474464409 is 90446447411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11410512400 + 63952009 = 106820^2 + 7997^2 .

It is an emirp because it is prime and its reverse (90446447411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11474464409 - 2²⁴ = 11457687193 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11474464409.

It is not a weakly prime, because it can be changed into another prime (11474464489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5737232204 + 5737232205.

It is an arithmetic number, because the mean of its divisors is an integer number (5737232205).

Almost surely, 2^11474464409 is an apocalyptic number.

It is an amenable number.

11474464409 is a deficient number, since it is larger than the sum of its proper divisors (1).

11474464409 is an equidigital number, since it uses as much as digits as its factorization.

11474464409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 387072, while the sum is 44.

The spelling of 11474464409 in words is "eleven billion, four hundred seventy-four million, four hundred sixty-four thousand, four hundred nine".