140100575261 has 2 divisors, whose sum is σ = 140100575262. Its totient is φ = 140100575260.

The previous prime is 140100575243. The next prime is 140100575317. The reversal of 140100575261 is 162575001041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107842619236 + 32257956025 = 328394^2 + 179605^2 .

It is an emirp because it is prime and its reverse (162575001041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140100575261 - 2¹⁸ = 140100313117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140100575161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70050287630 + 70050287631.

It is an arithmetic number, because the mean of its divisors is an integer number (70050287631).

Almost surely, 2^140100575261 is an apocalyptic number.

It is an amenable number.

140100575261 is a deficient number, since it is larger than the sum of its proper divisors (1).

140100575261 is an equidigital number, since it uses as much as digits as its factorization.

140100575261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8400, while the sum is 32.

The spelling of 140100575261 in words is "one hundred forty billion, one hundred million, five hundred seventy-five thousand, two hundred sixty-one".