139305261645203 has 2 divisors, whose sum is σ = 139305261645204. Its totient is φ = 139305261645202.

The previous prime is 139305261645181. The next prime is 139305261645247. The reversal of 139305261645203 is 302546162503931.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 139305261645203 - 2⁸ = 139305261644947 is a prime.

It is a super-2 number, since 2×139305261645203² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (139305261642203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69652630822601 + 69652630822602.

It is an arithmetic number, because the mean of its divisors is an integer number (69652630822602).

Almost surely, 2^{139305261645203} is an apocalyptic number.

139305261645203 is a deficient number, since it is larger than the sum of its proper divisors (1).

139305261645203 is an equidigital number, since it uses as much as digits as its factorization.

139305261645203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3499200, while the sum is 50.

The spelling of 139305261645203 in words is "one hundred thirty-nine trillion, three hundred five billion, two hundred sixty-one million, six hundred forty-five thousand, two hundred three".