1000000067309 has 8 divisors (see below), whose sum is σ = 1007794820760. Its totient is φ = 992235122496.

The previous prime is 1000000067303. The next prime is 1000000067321. The reversal of 1000000067309 is 9037600000001.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 640656168100 + 359343899209 = 800410^2 + 599453^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1000000067309 - 2¹⁶ = 1000000001773 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 (1000000067303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7384802 + ... + 7518995.

It is an arithmetic number, because the mean of its divisors is an integer number (125974352595).

Almost surely, 2^{1000000067309} is an apocalyptic number.

It is an amenable number.

1000000067309 is a deficient number, since it is larger than the sum of its proper divisors (7794753451).

1000000067309 is a wasteful number, since it uses less digits than its factorization.

1000000067309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14904319.

The product of its (nonzero) digits is 1134, while the sum is 26.

The spelling of 1000000067309 in words is "one trillion, sixty-seven thousand, three hundred nine".