139203301 has 2 divisors, whose sum is σ = 139203302. Its totient is φ = 139203300.

The previous prime is 139203269. The next prime is 139203343. The reversal of 139203301 is 103302931.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 131217025 + 7986276 = 11455^2 + 2826^2 .

It is a cyclic number.

It is not a de Polignac number, because 139203301 - 2⁵ = 139203269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (139203391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69601650 + 69601651.

It is an arithmetic number, because the mean of its divisors is an integer number (69601651).

Almost surely, 2^139203301 is an apocalyptic number.

It is an amenable number.

139203301 is a deficient number, since it is larger than the sum of its proper divisors (1).

139203301 is an equidigital number, since it uses as much as digits as its factorization.

139203301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 486, while the sum is 22.

The square root of 139203301 is about 11798.4448551493. Note that the first 3 decimals coincide. The cubic root of 139203301 is about 518.2625704299.

The spelling of 139203301 in words is "one hundred thirty-nine million, two hundred three thousand, three hundred one".