140440123410001 has 2 divisors, whose sum is σ = 140440123410002. Its totient is φ = 140440123410000.

The previous prime is 140440123409939. The next prime is 140440123410023. The reversal of 140440123410001 is 100014321044041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 134415062250001 + 6025061160000 = 11593751^2 + 2454600^2 .

It is a cyclic number.

It is not a de Polignac number, because 140440123410001 - 2³⁵ = 140405763671633 is a prime.

It is not a weakly prime, because it can be changed into another prime (140440123420001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70220061705000 + 70220061705001.

It is an arithmetic number, because the mean of its divisors is an integer number (70220061705001).

Almost surely, 2^{140440123410001} is an apocalyptic number.

It is an amenable number.

140440123410001 is a deficient number, since it is larger than the sum of its proper divisors (1).

140440123410001 is an equidigital number, since it uses as much as digits as its factorization.

140440123410001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 140440123410001 its reverse (100014321044041), we get a palindrome (240454444454042).

The spelling of 140440123410001 in words is "one hundred forty trillion, four hundred forty billion, one hundred twenty-three million, four hundred ten thousand, one".