1468040009 has 4 divisors (see below), whose sum is σ = 1507716804. Its totient is φ = 1428363216.

The previous prime is 1468039987. The next prime is 1468040047. The reversal of 1468040009 is 9000408641.

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 1314280009 + 153760000 = 36253^2 + 12400^2 .

It is a cyclic number.

It is not a de Polignac number, because 1468040009 - 2²⁴ = 1451262793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1468040069) 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, 19838342 + ... + 19838415.

It is an arithmetic number, because the mean of its divisors is an integer number (376929201).

Almost surely, 2^1468040009 is an apocalyptic number.

It is an amenable number.

1468040009 is a deficient number, since it is larger than the sum of its proper divisors (39676795).

1468040009 is an equidigital number, since it uses as much as digits as its factorization.

1468040009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39676794.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 1468040009 is about 38315.0102309787. The cubic root of 1468040009 is about 1136.5257954244.

The spelling of 1468040009 in words is "one billion, four hundred sixty-eight million, forty thousand, nine".