45122039 has 2 divisors, whose sum is σ = 45122040. Its totient is φ = 45122038.

The previous prime is 45122023. The next prime is 45122047. The reversal of 45122039 is 93022154.

45122039 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 45122039 - 2⁴ = 45122023 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 45121999 and 45122017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45122009) 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, 22561019 + 22561020.

It is an arithmetic number, because the mean of its divisors is an integer number (22561020).

Almost surely, 2^45122039 is an apocalyptic number.

45122039 is a deficient number, since it is larger than the sum of its proper divisors (1).

45122039 is an equidigital number, since it uses as much as digits as its factorization.

45122039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 45122039 is about 6717.2940236378. The cubic root of 45122039 is about 356.0105807359.

The spelling of 45122039 in words is "forty-five million, one hundred twenty-two thousand, thirty-nine".