140308563 has 8 divisors (see below), whose sum is σ = 187142800. Its totient is φ = 93506688.

The previous prime is 140308561. The next prime is 140308591. The reversal of 140308563 is 365803041.

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

It is not a de Polignac number, because 140308563 - 2¹ = 140308561 is a prime.

It is a super-2 number, since 2×140308563² = 39372985702249938, which contains 22 as substring.

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 140308563.

It is not an unprimeable number, because it can be changed into a prime (140308561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5103 + ... + 17511.

It is an arithmetic number, because the mean of its divisors is an integer number (23392850).

Almost surely, 2^140308563 is an apocalyptic number.

140308563 is a deficient number, since it is larger than the sum of its proper divisors (46834237).

140308563 is a wasteful number, since it uses less digits than its factorization.

140308563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16181.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 140308563 is about 11845.1915560703. The cubic root of 140308563 is about 519.6306092075.

The spelling of 140308563 in words is "one hundred forty million, three hundred eight thousand, five hundred sixty-three".