140410041021 has 24 divisors (see below), whose sum is σ = 217517058720. Its totient is φ = 87006812256.

The previous prime is 140410040957. The next prime is 140410041061. The reversal of 140410041021 is 120140014041.

It is not a de Polignac number, because 140410041021 - 2⁶ = 140410040957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140410040985 and 140410041003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140410041061) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7737271 + ... + 7755396.

It is an arithmetic number, because the mean of its divisors is an integer number (9063210780).

Almost surely, 2^140410041021 is an apocalyptic number.

It is an amenable number.

140410041021 is a deficient number, since it is larger than the sum of its proper divisors (77107017699).

140410041021 is a wasteful number, since it uses less digits than its factorization.

140410041021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15492745 (or 15492742 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 140410041021 its reverse (120140014041), we get a palindrome (260550055062).

The spelling of 140410041021 in words is "one hundred forty billion, four hundred ten million, forty-one thousand, twenty-one".