531350122 has 16 divisors (see below), whose sum is σ = 840070440. Its totient is φ = 251672512.

The previous prime is 531350107. The next prime is 531350159. The reversal of 531350122 is 221053135.

It can be written as a sum of positive squares in 4 ways, for example, as 382241601 + 149108521 = 19551^2 + 12211^2 .

It is a junction number, because it is equal to n+sod(n) for n = 531350093 and 531350102.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 83353 + ... + 89500.

Almost surely, 2^531350122 is an apocalyptic number.

531350122 is a deficient number, since it is larger than the sum of its proper divisors (308720318).

531350122 is a wasteful number, since it uses less digits than its factorization.

531350122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172937.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 531350122 is about 23051.0329920375. The cubic root of 531350122 is about 809.9538265607.

The spelling of 531350122 in words is "five hundred thirty-one million, three hundred fifty thousand, one hundred twenty-two".