140404341211 has 4 divisors (see below), whose sum is σ = 147794043400. Its totient is φ = 133014639024.

The previous prime is 140404341157. The next prime is 140404341221. The reversal of 140404341211 is 112143404041.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140404341211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140404341221) 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, 3694851066 + ... + 3694851103.

It is an arithmetic number, because the mean of its divisors is an integer number (36948510850).

Almost surely, 2^140404341211 is an apocalyptic number.

140404341211 is a deficient number, since it is larger than the sum of its proper divisors (7389702189).

140404341211 is an equidigital number, since it uses as much as digits as its factorization.

140404341211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7389702188.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 140404341211 its reverse (112143404041), we get a palindrome (252547745252).

The spelling of 140404341211 in words is "one hundred forty billion, four hundred four million, three hundred forty-one thousand, two hundred eleven".