70368863 has 4 divisors (see below), whose sum is σ = 70619568. Its totient is φ = 70118160.

The previous prime is 70368847. The next prime is 70368911. The reversal of 70368863 is 36886307.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 70368863 - 2⁴ = 70368847 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 70368863.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70368163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124931 + ... + 125492.

It is an arithmetic number, because the mean of its divisors is an integer number (17654892).

Almost surely, 2^70368863 is an apocalyptic number.

70368863 is a deficient number, since it is larger than the sum of its proper divisors (250705).

70368863 is a wasteful number, since it uses less digits than its factorization.

70368863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250704.

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 70368863 is about 8388.6150823601. The cubic root of 70368863 is about 412.8511620049.

The spelling of 70368863 in words is "seventy million, three hundred sixty-eight thousand, eight hundred sixty-three".