43426124120461 has 2 divisors, whose sum is σ = 43426124120462. Its totient is φ = 43426124120460.

The previous prime is 43426124120417. The next prime is 43426124120543. The reversal of 43426124120461 is 16402142162434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30865869158436 + 12560254962025 = 5555706^2 + 3544045^2 .

It is a cyclic number.

It is not a de Polignac number, because 43426124120461 - 2¹⁷ = 43426123989389 is a prime.

It is a super-2 number, since 2×43426124120461² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43426124220461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21713062060230 + 21713062060231.

It is an arithmetic number, because the mean of its divisors is an integer number (21713062060231).

Almost surely, 2^{43426124120461} is an apocalyptic number.

It is an amenable number.

43426124120461 is a deficient number, since it is larger than the sum of its proper divisors (1).

43426124120461 is an equidigital number, since it uses as much as digits as its factorization.

43426124120461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 221184, while the sum is 40.

Adding to 43426124120461 its reverse (16402142162434), we get a palindrome (59828266282895).

The spelling of 43426124120461 in words is "forty-three trillion, four hundred twenty-six billion, one hundred twenty-four million, one hundred twenty thousand, four hundred sixty-one".