140403443011 has 4 divisors (see below), whose sum is σ = 151203707872. Its totient is φ = 129603178152.

The previous prime is 140403442987. The next prime is 140403443023. The reversal of 140403443011 is 110344304041.

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-140403443011 is a prime.

It is a super-2 number, since 2×140403443011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140403443111) 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, 5400132411 + ... + 5400132436.

It is an arithmetic number, because the mean of its divisors is an integer number (37800926968).

Almost surely, 2^140403443011 is an apocalyptic number.

140403443011 is a deficient number, since it is larger than the sum of its proper divisors (10800264861).

140403443011 is a wasteful number, since it uses less digits than its factorization.

140403443011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10800264860.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 140403443011 its reverse (110344304041), we get a palindrome (250747747052).

The spelling of 140403443011 in words is "one hundred forty billion, four hundred three million, four hundred forty-three thousand, eleven".