41379697493 has 2 divisors, whose sum is σ = 41379697494. Its totient is φ = 41379697492.

The previous prime is 41379697439. The next prime is 41379697529. The reversal of 41379697493 is 39479697314.

Together with previous prime (41379697439) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27900023089 + 13479674404 = 167033^2 + 116102^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41379697493 is a prime.

It is a super-2 number, since 2×41379697493² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41379697423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20689848746 + 20689848747.

It is an arithmetic number, because the mean of its divisors is an integer number (20689848747).

Almost surely, 2^41379697493 is an apocalyptic number.

It is an amenable number.

41379697493 is a deficient number, since it is larger than the sum of its proper divisors (1).

41379697493 is an equidigital number, since it uses as much as digits as its factorization.

41379697493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30862944, while the sum is 62.

The spelling of 41379697493 in words is "forty-one billion, three hundred seventy-nine million, six hundred ninety-seven thousand, four hundred ninety-three".