7007445139 has 2 divisors, whose sum is σ = 7007445140. Its totient is φ = 7007445138.

The previous prime is 7007445103. The next prime is 7007445173. The reversal of 7007445139 is 9315447007.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7007445139 - 2⁹ = 7007444627 is a prime.

It is not a weakly prime, because it can be changed into another prime (7007445539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3503722569 + 3503722570.

It is an arithmetic number, because the mean of its divisors is an integer number (3503722570).

Almost surely, 2^7007445139 is an apocalyptic number.

7007445139 is a deficient number, since it is larger than the sum of its proper divisors (1).

7007445139 is an equidigital number, since it uses as much as digits as its factorization.

7007445139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 105840, while the sum is 40.

The square root of 7007445139 is about 83710.4840447121. The cubic root of 7007445139 is about 1913.6091347866.

The spelling of 7007445139 in words is "seven billion, seven million, four hundred forty-five thousand, one hundred thirty-nine".