1339071412 has 72 divisors (see below), whose sum is σ = 2853392640. Its totient is φ = 547585920.

The previous prime is 1339071347. The next prime is 1339071413. The reversal of 1339071412 is 2141709331.

It is a super-2 number, since 2×1339071412² = 3586224492871347488, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1339071413) 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 23 ways as a sum of consecutive naturals, for example, 442039 + ... + 445057.

Almost surely, 2^1339071412 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1339071412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1426696320).

1339071412 is an abundant number, since it is smaller than the sum of its proper divisors (1514321228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1339071412 is a wasteful number, since it uses less digits than its factorization.

1339071412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3141 (or 3132 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 1339071412 is about 36593.3246918068. The cubic root of 1339071412 is about 1102.2190499367.

The spelling of 1339071412 in words is "one billion, three hundred thirty-nine million, seventy-one thousand, four hundred twelve".