70078140437 has 2 divisors, whose sum is σ = 70078140438. Its totient is φ = 70078140436.

The previous prime is 70078140421. The next prime is 70078140463. The reversal of 70078140437 is 73404187007.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46915126801 + 23163013636 = 216599^2 + 152194^2 .

It is a cyclic number.

It is not a de Polignac number, because 70078140437 - 2⁴ = 70078140421 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 70078140394 and 70078140403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70078140497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35039070218 + 35039070219.

It is an arithmetic number, because the mean of its divisors is an integer number (35039070219).

Almost surely, 2^70078140437 is an apocalyptic number.

It is an amenable number.

70078140437 is a deficient number, since it is larger than the sum of its proper divisors (1).

70078140437 is an equidigital number, since it uses as much as digits as its factorization.

70078140437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 131712, while the sum is 41.

The spelling of 70078140437 in words is "seventy billion, seventy-eight million, one hundred forty thousand, four hundred thirty-seven".