1478471711 has 4 divisors (see below), whose sum is σ = 1483809432. Its totient is φ = 1473133992.

The previous prime is 1478471677. The next prime is 1478471713. The reversal of 1478471711 is 1171748741.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1478471711 - 2¹⁸ = 1478209567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1478471713) 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, 2668445 + ... + 2668998.

It is an arithmetic number, because the mean of its divisors is an integer number (370952358).

Almost surely, 2^1478471711 is an apocalyptic number.

1478471711 is a deficient number, since it is larger than the sum of its proper divisors (5337721).

1478471711 is an equidigital number, since it uses as much as digits as its factorization.

1478471711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5337720.

The product of its digits is 43904, while the sum is 41.

The square root of 1478471711 is about 38450.9000024707. The cubic root of 1478471711 is about 1139.2114457971.

The spelling of 1478471711 in words is "one billion, four hundred seventy-eight million, four hundred seventy-one thousand, seven hundred eleven".