70365719 has 2 divisors, whose sum is σ = 70365720. Its totient is φ = 70365718.

The previous prime is 70365667. The next prime is 70365769. The reversal of 70365719 is 91756307.

It is a strong prime.

It is an emirp because it is prime and its reverse (91756307) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70365719 is a prime.

It is a super-2 number, since 2×70365719² = 9902668820773922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70365769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35182859 + 35182860.

It is an arithmetic number, because the mean of its divisors is an integer number (35182860).

Almost surely, 2^70365719 is an apocalyptic number.

70365719 is a deficient number, since it is larger than the sum of its proper divisors (1).

70365719 is an equidigital number, since it uses as much as digits as its factorization.

70365719 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 39690, while the sum is 38.

The square root of 70365719 is about 8388.4276834220. The cubic root of 70365719 is about 412.8450133414.

The spelling of 70365719 in words is "seventy million, three hundred sixty-five thousand, seven hundred nineteen".