1012839317 has 8 divisors (see below), whose sum is σ = 1160147136. Its totient is φ = 866185632.

The previous prime is 1012839307. The next prime is 1012839319. The reversal of 1012839317 is 7139382101.

It is a happy number.

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 1012839317 - 2¹⁴ = 1012822933 is a prime.

It is a super-2 number, since 2×1012839317² = 2051686964122052978, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012839319) 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, 160208 + ... + 166409.

It is an arithmetic number, because the mean of its divisors is an integer number (145018392).

Almost surely, 2^1012839317 is an apocalyptic number.

It is an amenable number.

1012839317 is a deficient number, since it is larger than the sum of its proper divisors (147307819).

1012839317 is an equidigital number, since it uses as much as digits as its factorization.

1012839317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327067.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 1012839317 is about 31825.1365590157. The cubic root of 1012839317 is about 1004.2615854246.

The spelling of 1012839317 in words is "one billion, twelve million, eight hundred thirty-nine thousand, three hundred seventeen".