70845263 has 2 divisors, whose sum is σ = 70845264. Its totient is φ = 70845262.

The previous prime is 70845251. The next prime is 70845277. The reversal of 70845263 is 36254807.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70845263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70845233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35422631 + 35422632.

It is an arithmetic number, because the mean of its divisors is an integer number (35422632).

Almost surely, 2^70845263 is an apocalyptic number.

70845263 is a deficient number, since it is larger than the sum of its proper divisors (1).

70845263 is an equidigital number, since it uses as much as digits as its factorization.

70845263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 70845263 is about 8416.9628132718. The cubic root of 70845263 is about 413.7807403160.

The spelling of 70845263 in words is "seventy million, eight hundred forty-five thousand, two hundred sixty-three".