524130109 has 2 divisors, whose sum is σ = 524130110. Its totient is φ = 524130108.

The previous prime is 524130071. The next prime is 524130127. The reversal of 524130109 is 901031425.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 436183225 + 87946884 = 20885^2 + 9378^2 .

It is a cyclic number.

It is not a de Polignac number, because 524130109 - 2²⁵ = 490575677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (524130199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262065054 + 262065055.

It is an arithmetic number, because the mean of its divisors is an integer number (262065055).

Almost surely, 2^524130109 is an apocalyptic number.

It is an amenable number.

524130109 is a deficient number, since it is larger than the sum of its proper divisors (1).

524130109 is an equidigital number, since it uses as much as digits as its factorization.

524130109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 524130109 is about 22893.8880271569. Note that the first 3 decimals coincide. The cubic root of 524130109 is about 806.2685189024.

The spelling of 524130109 in words is "five hundred twenty-four million, one hundred thirty thousand, one hundred nine".