70089029 has 2 divisors, whose sum is σ = 70089030. Its totient is φ = 70089028.

The previous prime is 70089023. The next prime is 70089059. The reversal of 70089029 is 92098007.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49140100 + 20948929 = 7010^2 + 4577^2 .

It is an emirp because it is prime and its reverse (92098007) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70089029 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 70089029.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70089023) 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, 35044514 + 35044515.

It is an arithmetic number, because the mean of its divisors is an integer number (35044515).

Almost surely, 2^70089029 is an apocalyptic number.

It is an amenable number.

70089029 is a deficient number, since it is larger than the sum of its proper divisors (1).

70089029 is an equidigital number, since it uses as much as digits as its factorization.

70089029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 70089029 is about 8371.9190750986. The cubic root of 70089029 is about 412.3031768697.

The spelling of 70089029 in words is "seventy million, eighty-nine thousand, twenty-nine".