140576563 has 4 divisors (see below), whose sum is σ = 141941488. Its totient is φ = 139211640.

The previous prime is 140576561. The next prime is 140576581. The reversal of 140576563 is 365675041.

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 140576563 - 2¹ = 140576561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140576561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 682308 + ... + 682513.

It is an arithmetic number, because the mean of its divisors is an integer number (35485372).

Almost surely, 2^140576563 is an apocalyptic number.

140576563 is a deficient number, since it is larger than the sum of its proper divisors (1364925).

140576563 is a wasteful number, since it uses less digits than its factorization.

140576563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1364924.

The product of its (nonzero) digits is 75600, while the sum is 37.

The square root of 140576563 is about 11856.4987664993. The cubic root of 140576563 is about 519.9612434132.

The spelling of 140576563 in words is "one hundred forty million, five hundred seventy-six thousand, five hundred sixty-three".