7113530 has 8 divisors (see below), whose sum is σ = 12804372. Its totient is φ = 2845408.

The previous prime is 7113527. The next prime is 7113553. The reversal of 7113530 is 353117.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 5987809 + 1125721 = 2447^2 + 1061^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 355667 + ... + 355686.

Almost surely, 2^7113530 is an apocalyptic number.

7113530 is a deficient number, since it is larger than the sum of its proper divisors (5690842).

7113530 is a wasteful number, since it uses less digits than its factorization.

7113530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711360.

The product of its (nonzero) digits is 315, while the sum is 20.

The square root of 7113530 is about 2667.1201697711. The cubic root of 7113530 is about 192.3217442450.

Adding to 7113530 its reverse (353117), we get a palindrome (7466647).

The spelling of 7113530 in words is "seven million, one hundred thirteen thousand, five hundred thirty".