140044341 has 4 divisors (see below), whose sum is σ = 186725792. Its totient is φ = 93362892.

The previous prime is 140044337. The next prime is 140044343. The reversal of 140044341 is 143440041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 140044341 - 2² = 140044337 is a prime.

It is a super-2 number, since 2×140044341² = 39224834892248562, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140044343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23340721 + ... + 23340726.

It is an arithmetic number, because the mean of its divisors is an integer number (46681448).

Almost surely, 2^140044341 is an apocalyptic number.

It is an amenable number.

140044341 is a deficient number, since it is larger than the sum of its proper divisors (46681451).

140044341 is an equidigital number, since it uses as much as digits as its factorization.

140044341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46681450.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 140044341 is about 11834.0331670990. The cubic root of 140044341 is about 519.3042235370.

Adding to 140044341 its reverse (143440041), we get a palindrome (283484382).

The spelling of 140044341 in words is "one hundred forty million, forty-four thousand, three hundred forty-one".