140318470913 has 2 divisors, whose sum is σ = 140318470914. Its totient is φ = 140318470912.

The previous prime is 140318470867. The next prime is 140318470949. The reversal of 140318470913 is 319074813041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 140270473729 + 47997184 = 374527^2 + 6928^2 .

It is a cyclic number.

It is not a de Polignac number, because 140318470913 - 2²⁶ = 140251362049 is a prime.

It is not a weakly prime, because it can be changed into another prime (140318470973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70159235456 + 70159235457.

It is an arithmetic number, because the mean of its divisors is an integer number (70159235457).

Almost surely, 2^140318470913 is an apocalyptic number.

It is an amenable number.

140318470913 is a deficient number, since it is larger than the sum of its proper divisors (1).

140318470913 is an equidigital number, since it uses as much as digits as its factorization.

140318470913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 41.

The spelling of 140318470913 in words is "one hundred forty billion, three hundred eighteen million, four hundred seventy thousand, nine hundred thirteen".