145021873039 has 2 divisors, whose sum is σ = 145021873040. Its totient is φ = 145021873038.

The previous prime is 145021873013. The next prime is 145021873081. The reversal of 145021873039 is 930378120541.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 145021873039 - 2⁷ = 145021872911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 145021872986 and 145021873004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145021873099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72510936519 + 72510936520.

It is an arithmetic number, because the mean of its divisors is an integer number (72510936520).

Almost surely, 2^145021873039 is an apocalyptic number.

145021873039 is a deficient number, since it is larger than the sum of its proper divisors (1).

145021873039 is an equidigital number, since it uses as much as digits as its factorization.

145021873039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 43.

The spelling of 145021873039 in words is "one hundred forty-five billion, twenty-one million, eight hundred seventy-three thousand, thirty-nine".