140041302281 has 2 divisors, whose sum is σ = 140041302282. Its totient is φ = 140041302280.

The previous prime is 140041302241. The next prime is 140041302301. The reversal of 140041302281 is 182203140041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76264345600 + 63776956681 = 276160^2 + 252541^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140041302281 is a prime.

It is a super-2 number, since 2×140041302281² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 140041302281.

It is not a weakly prime, because it can be changed into another prime (140041302211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70020651140 + 70020651141.

It is an arithmetic number, because the mean of its divisors is an integer number (70020651141).

Almost surely, 2^140041302281 is an apocalyptic number.

It is an amenable number.

140041302281 is a deficient number, since it is larger than the sum of its proper divisors (1).

140041302281 is an equidigital number, since it uses as much as digits as its factorization.

140041302281 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 26.

The spelling of 140041302281 in words is "one hundred forty billion, forty-one million, three hundred two thousand, two hundred eighty-one".