5471111409 has 4 divisors (see below), whose sum is σ = 7294815216. Its totient is φ = 3647407604.

The previous prime is 5471111369. The next prime is 5471111419. The reversal of 5471111409 is 9041111745.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5471111409 - 2¹⁷ = 5470980337 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5471111409.

It is not an unprimeable number, because it can be changed into a prime (5471111419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 911851899 + ... + 911851904.

It is an arithmetic number, because the mean of its divisors is an integer number (1823703804).

Almost surely, 2^5471111409 is an apocalyptic number.

It is an amenable number.

5471111409 is a deficient number, since it is larger than the sum of its proper divisors (1823703807).

5471111409 is a wasteful number, since it uses less digits than its factorization.

5471111409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1823703806.

The product of its (nonzero) digits is 5040, while the sum is 33.

The square root of 5471111409 is about 73966.9616044893. The cubic root of 5471111409 is about 1762.0782321202.

The spelling of 5471111409 in words is "five billion, four hundred seventy-one million, one hundred eleven thousand, four hundred nine".