70271347 has 2 divisors, whose sum is σ = 70271348. Its totient is φ = 70271346.

The previous prime is 70271309. The next prime is 70271381. The reversal of 70271347 is 74317207.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70271347 - 2⁷ = 70271219 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (70275347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35135673 + 35135674.

It is an arithmetic number, because the mean of its divisors is an integer number (35135674).

Almost surely, 2^70271347 is an apocalyptic number.

70271347 is a deficient number, since it is larger than the sum of its proper divisors (1).

70271347 is an equidigital number, since it uses as much as digits as its factorization.

70271347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8232, while the sum is 31.

The square root of 70271347 is about 8382.8006656487. The cubic root of 70271347 is about 412.6603664193.

The spelling of 70271347 in words is "seventy million, two hundred seventy-one thousand, three hundred forty-seven".