140947941941 has 2 divisors, whose sum is σ = 140947941942. Its totient is φ = 140947941940.

The previous prime is 140947941931. The next prime is 140947941961. The reversal of 140947941941 is 149149749041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115636722916 + 25311219025 = 340054^2 + 159095^2 .

It is a cyclic number.

It is not a de Polignac number, because 140947941941 - 2¹⁴ = 140947925557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140947941931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70473970970 + 70473970971.

It is an arithmetic number, because the mean of its divisors is an integer number (70473970971).

Almost surely, 2^140947941941 is an apocalyptic number.

It is an amenable number.

140947941941 is a deficient number, since it is larger than the sum of its proper divisors (1).

140947941941 is an equidigital number, since it uses as much as digits as its factorization.

140947941941 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1306368, while the sum is 53.

The spelling of 140947941941 in words is "one hundred forty billion, nine hundred forty-seven million, nine hundred forty-one thousand, nine hundred forty-one".