140043424011401 has 4 divisors (see below), whose sum is σ = 140043464968704. Its totient is φ = 140043383054100.

The previous prime is 140043424011353. The next prime is 140043424011419. The reversal of 140043424011401 is 104110424340041.

It is a happy number.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140043424011401 is a prime.

It is a super-2 number, since 2×140043424011401² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140043424011901) 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, 14830505 + ... + 22361366.

It is an arithmetic number, because the mean of its divisors is an integer number (35010866242176).

Almost surely, 2^{140043424011401} is an apocalyptic number.

It is an amenable number.

140043424011401 is a deficient number, since it is larger than the sum of its proper divisors (40957303).

140043424011401 is an equidigital number, since it uses as much as digits as its factorization.

140043424011401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40957302.

The product of its (nonzero) digits is 6144, while the sum is 29.

Adding to 140043424011401 its reverse (104110424340041), we get a palindrome (244153848351442).

The spelling of 140043424011401 in words is "one hundred forty trillion, forty-three billion, four hundred twenty-four million, eleven thousand, four hundred one".