140404411 has 8 divisors (see below), whose sum is σ = 169901280. Its totient is φ = 113267328.

The previous prime is 140404403. The next prime is 140404423. The reversal of 140404411 is 114404041.

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

It is not a de Polignac number, because 140404411 - 2³ = 140404403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140404111) 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, 589816 + ... + 590053.

It is an arithmetic number, because the mean of its divisors is an integer number (21237660).

Almost surely, 2^140404411 is an apocalyptic number.

140404411 is a deficient number, since it is larger than the sum of its proper divisors (29496869).

140404411 is a wasteful number, since it uses less digits than its factorization.

140404411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1179893.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 140404411 is about 11849.2367264731. The cubic root of 140404411 is about 519.7489061400.

Adding to 140404411 its reverse (114404041), we get a palindrome (254808452).

The spelling of 140404411 in words is "one hundred forty million, four hundred four thousand, four hundred eleven".