140369205061 has 2 divisors, whose sum is σ = 140369205062. Its totient is φ = 140369205060.

The previous prime is 140369205023. The next prime is 140369205073. The reversal of 140369205061 is 160502963041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 135902822500 + 4466382561 = 368650^2 + 66831^2 .

It is a cyclic number.

It is not a de Polignac number, because 140369205061 - 2¹⁷ = 140369073989 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140369205061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140369205161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70184602530 + 70184602531.

It is an arithmetic number, because the mean of its divisors is an integer number (70184602531).

Almost surely, 2^140369205061 is an apocalyptic number.

It is an amenable number.

140369205061 is a deficient number, since it is larger than the sum of its proper divisors (1).

140369205061 is an equidigital number, since it uses as much as digits as its factorization.

140369205061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 37.

The spelling of 140369205061 in words is "one hundred forty billion, three hundred sixty-nine million, two hundred five thousand, sixty-one".