70941667 has 2 divisors, whose sum is σ = 70941668. Its totient is φ = 70941666.

The previous prime is 70941641. The next prime is 70941679. The reversal of 70941667 is 76614907.

It is a strong prime.

It is an emirp because it is prime and its reverse (76614907) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70941667 - 2⁷ = 70941539 is a prime.

It is not a weakly prime, because it can be changed into another prime (70941067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35470833 + 35470834.

It is an arithmetic number, because the mean of its divisors is an integer number (35470834).

Almost surely, 2^70941667 is an apocalyptic number.

70941667 is a deficient number, since it is larger than the sum of its proper divisors (1).

70941667 is an equidigital number, since it uses as much as digits as its factorization.

70941667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63504, while the sum is 40.

The square root of 70941667 is about 8422.6876351910. The cubic root of 70941667 is about 413.9683418424.

The spelling of 70941667 in words is "seventy million, nine hundred forty-one thousand, six hundred sixty-seven".