140375040097 has 2 divisors, whose sum is σ = 140375040098. Its totient is φ = 140375040096.

The previous prime is 140375039993. The next prime is 140375040103. The reversal of 140375040097 is 790040573041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81033592896 + 59341447201 = 284664^2 + 243601^2 .

It is an emirp because it is prime and its reverse (790040573041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140375040097 - 2³¹ = 138227556449 is a prime.

It is not a weakly prime, because it can be changed into another prime (140375040397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70187520048 + 70187520049.

It is an arithmetic number, because the mean of its divisors is an integer number (70187520049).

Almost surely, 2^140375040097 is an apocalyptic number.

It is an amenable number.

140375040097 is a deficient number, since it is larger than the sum of its proper divisors (1).

140375040097 is an equidigital number, since it uses as much as digits as its factorization.

140375040097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 105840, while the sum is 40.

The spelling of 140375040097 in words is "one hundred forty billion, three hundred seventy-five million, forty thousand, ninety-seven".