524534010421 has 2 divisors, whose sum is σ = 524534010422. Its totient is φ = 524534010420.

The previous prime is 524534010353. The next prime is 524534010431. The reversal of 524534010421 is 124010435425.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 421804786225 + 102729224196 = 649465^2 + 320514^2 .

It is a cyclic number.

It is not a de Polignac number, because 524534010421 - 2¹³ = 524534002229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (524534010431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262267005210 + 262267005211.

It is an arithmetic number, because the mean of its divisors is an integer number (262267005211).

Almost surely, 2^524534010421 is an apocalyptic number.

It is an amenable number.

524534010421 is a deficient number, since it is larger than the sum of its proper divisors (1).

524534010421 is an equidigital number, since it uses as much as digits as its factorization.

524534010421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 524534010421 its reverse (124010435425), we get a palindrome (648544445846).

The spelling of 524534010421 in words is "five hundred twenty-four billion, five hundred thirty-four million, ten thousand, four hundred twenty-one".