140410531061 has 4 divisors (see below), whose sum is σ = 140489548332. Its totient is φ = 140331513792.

The previous prime is 140410531043. The next prime is 140410531067. The reversal of 140410531061 is 160135014041.

140410531061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 56927096836 + 83483434225 = 238594^2 + 288935^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140410531061 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 140410531061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140410531067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39505970 + ... + 39509523.

It is an arithmetic number, because the mean of its divisors is an integer number (35122387083).

Almost surely, 2^140410531061 is an apocalyptic number.

It is an amenable number.

140410531061 is a deficient number, since it is larger than the sum of its proper divisors (79017271).

140410531061 is an equidigital number, since it uses as much as digits as its factorization.

140410531061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79017270.

The product of its (nonzero) digits is 1440, while the sum is 26.

The spelling of 140410531061 in words is "one hundred forty billion, four hundred ten million, five hundred thirty-one thousand, sixty-one".