70202039 has 2 divisors, whose sum is σ = 70202040. Its totient is φ = 70202038.

The previous prime is 70201933. The next prime is 70202047. The reversal of 70202039 is 93020207.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70202039 - 2¹⁶ = 70136503 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70202339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35101019 + 35101020.

It is an arithmetic number, because the mean of its divisors is an integer number (35101020).

Almost surely, 2^70202039 is an apocalyptic number.

70202039 is a deficient number, since it is larger than the sum of its proper divisors (1).

70202039 is an equidigital number, since it uses as much as digits as its factorization.

70202039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 70202039 is about 8378.6657052302. The cubic root of 70202039 is about 412.5246540514.

The spelling of 70202039 in words is "seventy million, two hundred two thousand, thirty-nine".