140863 has 2 divisors, whose sum is σ = 140864. Its totient is φ = 140862.

The previous prime is 140839. The next prime is 140867. The reversal of 140863 is 368041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140863 - 2⁵ = 140831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70431 + 70432.

It is an arithmetic number, because the mean of its divisors is an integer number (70432).

2¹⁴⁰⁸⁶³ is an apocalyptic number.

140863 is a deficient number, since it is larger than the sum of its proper divisors (1).

140863 is an equidigital number, since it uses as much as digits as its factorization.

140863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 140863 is about 375.3171991796. The cubic root of 140863 is about 52.0314159274.

The spelling of 140863 in words is "one hundred forty thousand, eight hundred sixty-three".