1471722089 has 4 divisors (see below), whose sum is σ = 1482464724. Its totient is φ = 1460979456.

The previous prime is 1471722059. The next prime is 1471722107. The reversal of 1471722089 is 9802271741.

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

It can be written as a sum of positive squares in 2 ways, for example, as 729432064 + 742290025 = 27008^2 + 27245^2 .

It is a cyclic number.

It is not a de Polignac number, because 1471722089 - 2⁸ = 1471721833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1471722029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5371112 + ... + 5371385.

It is an arithmetic number, because the mean of its divisors is an integer number (370616181).

Almost surely, 2^1471722089 is an apocalyptic number.

It is an amenable number.

1471722089 is a deficient number, since it is larger than the sum of its proper divisors (10742635).

1471722089 is a wasteful number, since it uses less digits than its factorization.

1471722089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10742634.

The product of its (nonzero) digits is 56448, while the sum is 41.

The square root of 1471722089 is about 38363.0302374565. The cubic root of 1471722089 is about 1137.4751984932.

The spelling of 1471722089 in words is "one billion, four hundred seventy-one million, seven hundred twenty-two thousand, eighty-nine".