313132522 has 8 divisors (see below), whose sum is σ = 474349572. Its totient is φ = 155016000.

The previous prime is 313132513. The next prime is 313132531. The reversal of 313132522 is 225231313.

It is an interprime number because it is at equal distance from previous prime (313132513) and next prime (313132531).

It can be written as a sum of positive squares in 2 ways, for example, as 312193561 + 938961 = 17669^2 + 969^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 313132493 and 313132502.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 774879 + ... + 775282.

Almost surely, 2^313132522 is an apocalyptic number.

313132522 is a deficient number, since it is larger than the sum of its proper divisors (161217050).

313132522 is a wasteful number, since it uses less digits than its factorization.

313132522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1550264.

The product of its digits is 1080, while the sum is 22.

The square root of 313132522 is about 17695.5509097626. The cubic root of 313132522 is about 679.0619432862.

Adding to 313132522 its reverse (225231313), we get a palindrome (538363835).

It can be divided in two parts, 3131 and 32522, that added together give a palindrome (35653).

The spelling of 313132522 in words is "three hundred thirteen million, one hundred thirty-two thousand, five hundred twenty-two".