1306868474 has 8 divisors (see below), whose sum is σ = 1972329600. Its totient is φ = 649425276.

The previous prime is 1306868473. The next prime is 1306868477. The reversal of 1306868474 is 4748686031.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1306868473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2004074 + ... + 2004725.

It is an arithmetic number, because the mean of its divisors is an integer number (246541200).

Almost surely, 2^1306868474 is an apocalyptic number.

1306868474 is a deficient number, since it is larger than the sum of its proper divisors (665461126).

1306868474 is a wasteful number, since it uses less digits than its factorization.

1306868474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4008964.

The product of its (nonzero) digits is 774144, while the sum is 47.

The square root of 1306868474 is about 36150.6358726925. The cubic root of 1306868474 is about 1093.3116113529.

The spelling of 1306868474 in words is "one billion, three hundred six million, eight hundred sixty-eight thousand, four hundred seventy-four".