531353117 has 4 divisors (see below), whose sum is σ = 531860700. Its totient is φ = 530845536.

The previous prime is 531353101. The next prime is 531353213. The reversal of 531353117 is 711353135.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 324396121 + 206956996 = 18011^2 + 14386^2 .

It is a cyclic number.

It is not a de Polignac number, because 531353117 - 2⁴ = 531353101 is a prime.

It is a super-2 number, since 2×531353117² = 564672269891231378, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 531353117.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (531352117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252218 + ... + 254315.

It is an arithmetic number, because the mean of its divisors is an integer number (132965175).

Almost surely, 2^531353117 is an apocalyptic number.

It is an amenable number.

531353117 is a deficient number, since it is larger than the sum of its proper divisors (507583).

531353117 is a wasteful number, since it uses less digits than its factorization.

531353117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507582.

The product of its digits is 4725, while the sum is 29.

The square root of 531353117 is about 23051.0979564966. The cubic root of 531353117 is about 809.9553483489.

The spelling of 531353117 in words is "five hundred thirty-one million, three hundred fifty-three thousand, one hundred seventeen".