140344110901 has 2 divisors, whose sum is σ = 140344110902. Its totient is φ = 140344110900.

The previous prime is 140344110883. The next prime is 140344110913. The reversal of 140344110901 is 109011443041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 139435028100 + 909082801 = 373410^2 + 30151^2 .

It is a cyclic number.

It is not a de Polignac number, because 140344110901 - 2³⁷ = 2905157429 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140344110901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140344110931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70172055450 + 70172055451.

It is an arithmetic number, because the mean of its divisors is an integer number (70172055451).

Almost surely, 2^140344110901 is an apocalyptic number.

It is an amenable number.

140344110901 is a deficient number, since it is larger than the sum of its proper divisors (1).

140344110901 is an equidigital number, since it uses as much as digits as its factorization.

140344110901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 28.

Adding to 140344110901 its reverse (109011443041), we get a palindrome (249355553942).

The spelling of 140344110901 in words is "one hundred forty billion, three hundred forty-four million, one hundred ten thousand, nine hundred one".