7513313 has 4 divisors (see below), whose sum is σ = 7625520. Its totient is φ = 7401108.

The previous prime is 7513283. The next prime is 7513321. The reversal of 7513313 is 3133157.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 7513313 - 2⁸ = 7513057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7513343) 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 3 ways as a sum of consecutive naturals, for example, 56003 + ... + 56136.

It is an arithmetic number, because the mean of its divisors is an integer number (1906380).

Almost surely, 2^7513313 is an apocalyptic number.

It is an amenable number.

7513313 is a deficient number, since it is larger than the sum of its proper divisors (112207).

7513313 is a wasteful number, since it uses less digits than its factorization.

7513313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112206.

The product of its digits is 945, while the sum is 23.

The square root of 7513313 is about 2741.0423199943. The cubic root of 7513313 is about 195.8591327813.

The spelling of 7513313 in words is "seven million, five hundred thirteen thousand, three hundred thirteen".