71540413700053 has 2 divisors, whose sum is σ = 71540413700054. Its totient is φ = 71540413700052.

The previous prime is 71540413700051. The next prime is 71540413700059. The reversal of 71540413700053 is 35000731404517.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36104800160529 + 35435613539524 = 6008727^2 + 5952782^2 .

It is a cyclic number.

It is not a de Polignac number, because 71540413700053 - 2¹ = 71540413700051 is a prime.

Together with 71540413700051, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 71540413699979 and 71540413700015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (71540413700051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35770206850026 + 35770206850027.

It is an arithmetic number, because the mean of its divisors is an integer number (35770206850027).

Almost surely, 2^{71540413700053} is an apocalyptic number.

It is an amenable number.

71540413700053 is a deficient number, since it is larger than the sum of its proper divisors (1).

71540413700053 is an equidigital number, since it uses as much as digits as its factorization.

71540413700053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 176400, while the sum is 40.

The spelling of 71540413700053 in words is "seventy-one trillion, five hundred forty billion, four hundred thirteen million, seven hundred thousand, fifty-three".