139800307 has 2 divisors, whose sum is σ = 139800308. Its totient is φ = 139800306.

The previous prime is 139800301. The next prime is 139800313. The reversal of 139800307 is 703008931.

It is a balanced prime because it is at equal distance from previous prime (139800301) and next prime (139800313).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-139800307 is a prime.

It is not a weakly prime, because it can be changed into another prime (139800301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69900153 + 69900154.

It is an arithmetic number, because the mean of its divisors is an integer number (69900154).

Almost surely, 2^139800307 is an apocalyptic number.

139800307 is a deficient number, since it is larger than the sum of its proper divisors (1).

139800307 is an equidigital number, since it uses as much as digits as its factorization.

139800307 is an odious number, because the sum of its binary digits is odd.

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

The square root of 139800307 is about 11823.7179854731. The cubic root of 139800307 is about 519.0024106323.

The spelling of 139800307 in words is "one hundred thirty-nine million, eight hundred thousand, three hundred seven".