70727863 has 2 divisors, whose sum is σ = 70727864. Its totient is φ = 70727862.

The previous prime is 70727821. The next prime is 70727879. The reversal of 70727863 is 36872707.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70727863 - 2⁹ = 70727351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70727893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35363931 + 35363932.

It is an arithmetic number, because the mean of its divisors is an integer number (35363932).

Almost surely, 2^70727863 is an apocalyptic number.

70727863 is a deficient number, since it is larger than the sum of its proper divisors (1).

70727863 is an equidigital number, since it uses as much as digits as its factorization.

70727863 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 98784, while the sum is 40.

The square root of 70727863 is about 8409.9859096196. The cubic root of 70727863 is about 413.5520507518.

The spelling of 70727863 in words is "seventy million, seven hundred twenty-seven thousand, eight hundred sixty-three".