140365563 has 8 divisors (see below), whose sum is σ = 201550608. Its totient is φ = 86378784.

The previous prime is 140365553. The next prime is 140365567. The reversal of 140365563 is 365563041.

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

It is not a de Polignac number, because 140365563 - 2¹⁷ = 140234491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140365567) 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, 1799520 + ... + 1799597.

It is an arithmetic number, because the mean of its divisors is an integer number (25193826).

Almost surely, 2^140365563 is an apocalyptic number.

140365563 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

140365563 is a deficient number, since it is larger than the sum of its proper divisors (61185045).

140365563 is a wasteful number, since it uses less digits than its factorization.

140365563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3599133.

The product of its (nonzero) digits is 32400, while the sum is 33.

The square root of 140365563 is about 11847.5973513620. The cubic root of 140365563 is about 519.7009658892.

It can be divided in two parts, 1403 and 65563, that added together give a palindrome (66966).

The spelling of 140365563 in words is "one hundred forty million, three hundred sixty-five thousand, five hundred sixty-three".