41473721320531 has 2 divisors, whose sum is σ = 41473721320532. Its totient is φ = 41473721320530.

The previous prime is 41473721320529. The next prime is 41473721320597. The reversal of 41473721320531 is 13502312737414.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 41473721320531 - 2¹ = 41473721320529 is a prime.

It is a super-2 number, since 2×41473721320531² (a number of 28 digits) contains 22 as substring.

Together with 41473721320529, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (41473721320831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20736860660265 + 20736860660266.

It is an arithmetic number, because the mean of its divisors is an integer number (20736860660266).

Almost surely, 2^{41473721320531} is an apocalyptic number.

41473721320531 is a deficient number, since it is larger than the sum of its proper divisors (1).

41473721320531 is an equidigital number, since it uses as much as digits as its factorization.

41473721320531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 423360, while the sum is 43.

The spelling of 41473721320531 in words is "forty-one trillion, four hundred seventy-three billion, seven hundred twenty-one million, three hundred twenty thousand, five hundred thirty-one".