1339850679 has 4 divisors (see below), whose sum is σ = 1786467576. Its totient is φ = 893233784.

The previous prime is 1339850641. The next prime is 1339850711. The reversal of 1339850679 is 9760589331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9760589331 = 3 ⋅3253529777.

It is a cyclic number.

It is not a de Polignac number, because 1339850679 - 2¹² = 1339846583 is a prime.

It is a super-2 number, since 2×1339850679² = 3590399684033522082, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1339850609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 223308444 + ... + 223308449.

It is an arithmetic number, because the mean of its divisors is an integer number (446616894).

Almost surely, 2^1339850679 is an apocalyptic number.

1339850679 is a deficient number, since it is larger than the sum of its proper divisors (446616897).

1339850679 is an equidigital number, since it uses as much as digits as its factorization.

1339850679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446616896.

The product of its (nonzero) digits is 1224720, while the sum is 51.

The square root of 1339850679 is about 36603.9708091895. The cubic root of 1339850679 is about 1102.4328190614.

The spelling of 1339850679 in words is "one billion, three hundred thirty-nine million, eight hundred fifty thousand, six hundred seventy-nine".