45003139 has 2 divisors, whose sum is σ = 45003140. Its totient is φ = 45003138.

The previous prime is 45003071. The next prime is 45003143. The reversal of 45003139 is 93130054.

45003139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45003139 - 2⁷ = 45003011 is a prime.

It is not a weakly prime, because it can be changed into another prime (45003239) 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, 22501569 + 22501570.

It is an arithmetic number, because the mean of its divisors is an integer number (22501570).

Almost surely, 2^45003139 is an apocalyptic number.

45003139 is a deficient number, since it is larger than the sum of its proper divisors (1).

45003139 is an equidigital number, since it uses as much as digits as its factorization.

45003139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 45003139 is about 6708.4378956654. The cubic root of 45003139 is about 355.6976006923.

The spelling of 45003139 in words is "forty-five million, three thousand, one hundred thirty-nine".