140070863 has 8 divisors (see below), whose sum is σ = 144118800. Its totient is φ = 136036800.

The previous prime is 140070839. The next prime is 140070881. The reversal of 140070863 is 368070041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 140070863 - 2⁸ = 140070607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140070893) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19088 + ... + 25386.

It is an arithmetic number, because the mean of its divisors is an integer number (18014850).

Almost surely, 2^140070863 is an apocalyptic number.

140070863 is a deficient number, since it is larger than the sum of its proper divisors (4047937).

140070863 is an equidigital number, since it uses as much as digits as its factorization.

140070863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6937.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 140070863 is about 11835.1536956645. The cubic root of 140070863 is about 519.3370039101.

The spelling of 140070863 in words is "one hundred forty million, seventy thousand, eight hundred sixty-three".