140440452311 has 16 divisors (see below), whose sum is σ = 142544024064. Its totient is φ = 138352778784.

The previous prime is 140440452277. The next prime is 140440452323. The reversal of 140440452311 is 113254044041.

It is a cyclic number.

It is not a de Polignac number, because 140440452311 - 2¹⁰ = 140440451287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140440452211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19483070 + ... + 19490276.

It is an arithmetic number, because the mean of its divisors is an integer number (8909001504).

Almost surely, 2^140440452311 is an apocalyptic number.

140440452311 is a deficient number, since it is larger than the sum of its proper divisors (2103571753).

140440452311 is a wasteful number, since it uses less digits than its factorization.

140440452311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8270.

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 140440452311 its reverse (113254044041), we get a palindrome (253694496352).

The spelling of 140440452311 in words is "one hundred forty billion, four hundred forty million, four hundred fifty-two thousand, three hundred eleven".