139803299 has 2 divisors, whose sum is σ = 139803300. Its totient is φ = 139803298.

The previous prime is 139803283. The next prime is 139803329. The reversal of 139803299 is 992308931.

It is a weak prime.

It is an emirp because it is prime and its reverse (992308931) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 139803299 - 2⁴ = 139803283 is a prime.

It is a super-2 number, since 2×139803299² = 39089924822566802, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (139883299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69901649 + 69901650.

It is an arithmetic number, because the mean of its divisors is an integer number (69901650).

Almost surely, 2^139803299 is an apocalyptic number.

139803299 is a deficient number, since it is larger than the sum of its proper divisors (1).

139803299 is an equidigital number, since it uses as much as digits as its factorization.

139803299 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 104976, while the sum is 44.

The square root of 139803299 is about 11823.8445101414. The cubic root of 139803299 is about 519.0061131614.

The spelling of 139803299 in words is "one hundred thirty-nine million, eight hundred three thousand, two hundred ninety-nine".