424342141 has 2 divisors, whose sum is σ = 424342142. Its totient is φ = 424342140.

The previous prime is 424342133. The next prime is 424342147. The reversal of 424342141 is 141243424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 399800025 + 24542116 = 19995^2 + 4954^2 .

It is a cyclic number.

It is not a de Polignac number, because 424342141 - 2³ = 424342133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424342147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212171070 + 212171071.

It is an arithmetic number, because the mean of its divisors is an integer number (212171071).

Almost surely, 2^424342141 is an apocalyptic number.

It is an amenable number.

424342141 is a deficient number, since it is larger than the sum of its proper divisors (1).

424342141 is an equidigital number, since it uses as much as digits as its factorization.

424342141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3072, while the sum is 25.

The square root of 424342141 is about 20599.5665245655. The cubic root of 424342141 is about 751.4591687425.

Adding to 424342141 its reverse (141243424), we get a palindrome (565585565).

The spelling of 424342141 in words is "four hundred twenty-four million, three hundred forty-two thousand, one hundred forty-one".