1339702706 has 4 divisors (see below), whose sum is σ = 2009554062. Its totient is φ = 669851352.

The previous prime is 1339702703. The next prime is 1339702709. The reversal of 1339702706 is 6072079331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6072079331 = 1459 ⋅4161809.

It is an interprime number because it is at equal distance from previous prime (1339702703) and next prime (1339702709).

It can be written as a sum of positive squares in only one way, i.e., 1335537025 + 4165681 = 36545^2 + 2041^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1339702706.

It is not an unprimeable number, because it can be changed into a prime (1339702703) 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 as a sum of consecutive naturals, namely, 334925675 + ... + 334925678.

Almost surely, 2^1339702706 is an apocalyptic number.

1339702706 is a deficient number, since it is larger than the sum of its proper divisors (669851356).

1339702706 is an equidigital number, since it uses as much as digits as its factorization.

1339702706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669851355.

The product of its (nonzero) digits is 47628, while the sum is 38.

The square root of 1339702706 is about 36601.9494835999. The cubic root of 1339702706 is about 1102.3922333703.

The spelling of 1339702706 in words is "one billion, three hundred thirty-nine million, seven hundred two thousand, seven hundred six".