140413223 has 4 divisors (see below), whose sum is σ = 141860880. Its totient is φ = 138965568.

The previous prime is 140413193. The next prime is 140413283. The reversal of 140413223 is 322314041.

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 140413223 - 2⁸ = 140412967 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 140413195 and 140413204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140413283) 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 3 ways as a sum of consecutive naturals, for example, 723683 + ... + 723876.

It is an arithmetic number, because the mean of its divisors is an integer number (35465220).

Almost surely, 2^140413223 is an apocalyptic number.

140413223 is a deficient number, since it is larger than the sum of its proper divisors (1447657).

140413223 is an equidigital number, since it uses as much as digits as its factorization.

140413223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1447656.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 140413223 is about 11849.6085589356. The cubic root of 140413223 is about 519.7597793301.

Adding to 140413223 its reverse (322314041), we get a palindrome (462727264).

The spelling of 140413223 in words is "one hundred forty million, four hundred thirteen thousand, two hundred twenty-three".