42223530541 has 2 divisors, whose sum is σ = 42223530542. Its totient is φ = 42223530540.

The previous prime is 42223530491. The next prime is 42223530589. The reversal of 42223530541 is 14503532224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29897868100 + 12325662441 = 172910^2 + 111021^2 .

It is a cyclic number.

It is not a de Polignac number, because 42223530541 - 2⁹ = 42223530029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42223530641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21111765270 + 21111765271.

It is an arithmetic number, because the mean of its divisors is an integer number (21111765271).

Almost surely, 2^42223530541 is an apocalyptic number.

It is an amenable number.

42223530541 is a deficient number, since it is larger than the sum of its proper divisors (1).

42223530541 is an equidigital number, since it uses as much as digits as its factorization.

42223530541 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28800, while the sum is 31.

The spelling of 42223530541 in words is "forty-two billion, two hundred twenty-three million, five hundred thirty thousand, five hundred forty-one".