1532313 has 12 divisors (see below), whose sum is σ = 2239380. Its totient is φ = 1009536.

The previous prime is 1532303. The next prime is 1532327. The reversal of 1532313 is 3132351.

It can be written as a sum of positive squares in 2 ways, for example, as 831744 + 700569 = 912^2 + 837^2 .

It is not a de Polignac number, because 1532313 - 2⁶ = 1532249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1532303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 156 + ... + 1757.

It is an arithmetic number, because the mean of its divisors is an integer number (186615).

2^1532313 is an apocalyptic number.

It is an amenable number.

1532313 is a deficient number, since it is larger than the sum of its proper divisors (707067).

1532313 is a wasteful number, since it uses less digits than its factorization.

1532313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2008 (or 2005 counting only the distinct ones).

The product of its digits is 270, while the sum is 18.

The square root of 1532313 is about 1237.8663094212. The cubic root of 1532313 is about 115.2875726628.

Adding to 1532313 its reverse (3132351), we get a palindrome (4664664).

The spelling of 1532313 in words is "one million, five hundred thirty-two thousand, three hundred thirteen".