70465847 has 2 divisors, whose sum is σ = 70465848. Its totient is φ = 70465846.

The previous prime is 70465789. The next prime is 70465849. The reversal of 70465847 is 74856407.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70465847 is a prime.

Together with 70465849, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70465849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35232923 + 35232924.

It is an arithmetic number, because the mean of its divisors is an integer number (35232924).

Almost surely, 2^70465847 is an apocalyptic number.

70465847 is a deficient number, since it is larger than the sum of its proper divisors (1).

70465847 is an equidigital number, since it uses as much as digits as its factorization.

70465847 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 188160, while the sum is 41.

The square root of 70465847 is about 8394.3937839489. The cubic root of 70465847 is about 413.0407419545.

The spelling of 70465847 in words is "seventy million, four hundred sixty-five thousand, eight hundred forty-seven".