70967069 has 2 divisors, whose sum is σ = 70967070. Its totient is φ = 70967068.

The previous prime is 70967063. The next prime is 70967081. The reversal of 70967069 is 96076907.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53436100 + 17530969 = 7310^2 + 4187^2 .

It is an emirp because it is prime and its reverse (96076907) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70967069 - 2¹² = 70962973 is a prime.

It is a super-2 number, since 2×70967069² = 10072649764901522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70967063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35483534 + 35483535.

It is an arithmetic number, because the mean of its divisors is an integer number (35483535).

Almost surely, 2^70967069 is an apocalyptic number.

It is an amenable number.

70967069 is a deficient number, since it is larger than the sum of its proper divisors (1).

70967069 is an equidigital number, since it uses as much as digits as its factorization.

70967069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 142884, while the sum is 44.

The square root of 70967069 is about 8424.1954511989. The cubic root of 70967069 is about 414.0177456667.

The spelling of 70967069 in words is "seventy million, nine hundred sixty-seven thousand, sixty-nine".