70609027 has 2 divisors, whose sum is σ = 70609028. Its totient is φ = 70609026.

The previous prime is 70608983. The next prime is 70609037. The reversal of 70609027 is 72090607.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70609027 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 70609027.

It is not a weakly prime, because it can be changed into another prime (70609037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35304513 + 35304514.

It is an arithmetic number, because the mean of its divisors is an integer number (35304514).

Almost surely, 2^70609027 is an apocalyptic number.

70609027 is a deficient number, since it is larger than the sum of its proper divisors (1).

70609027 is an equidigital number, since it uses as much as digits as its factorization.

70609027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 70609027 is about 8402.9177670616. The cubic root of 70609027 is about 413.3203060555.

The spelling of 70609027 in words is "seventy million, six hundred nine thousand, twenty-seven".