71463612541 has 2 divisors, whose sum is σ = 71463612542. Its totient is φ = 71463612540.

The previous prime is 71463612527. The next prime is 71463612607. The reversal of 71463612541 is 14521636417.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71219596900 + 244015641 = 266870^2 + 15621^2 .

It is an emirp because it is prime and its reverse (14521636417) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 71463612541 - 2¹³ = 71463604349 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 71463612494 and 71463612503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (71463642541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35731806270 + 35731806271.

It is an arithmetic number, because the mean of its divisors is an integer number (35731806271).

Almost surely, 2^71463612541 is an apocalyptic number.

It is an amenable number.

71463612541 is a deficient number, since it is larger than the sum of its proper divisors (1).

71463612541 is an equidigital number, since it uses as much as digits as its factorization.

71463612541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 40.

The spelling of 71463612541 in words is "seventy-one billion, four hundred sixty-three million, six hundred twelve thousand, five hundred forty-one".