139282903 has 2 divisors, whose sum is σ = 139282904. Its totient is φ = 139282902.

The previous prime is 139282877. The next prime is 139282931. The reversal of 139282903 is 309282931.

139282903 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 139282903 - 2¹³ = 139274711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (139082903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69641451 + 69641452.

It is an arithmetic number, because the mean of its divisors is an integer number (69641452).

Almost surely, 2^139282903 is an apocalyptic number.

139282903 is a deficient number, since it is larger than the sum of its proper divisors (1).

139282903 is an equidigital number, since it uses as much as digits as its factorization.

139282903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 139282903 is about 11801.8177837145. The cubic root of 139282903 is about 518.3613393423.

It can be divided in two parts, 139282 and 903, that added together give a triangular number (140185 = T₅₂₉).

The spelling of 139282903 in words is "one hundred thirty-nine million, two hundred eighty-two thousand, nine hundred three".