11530730 has 8 divisors (see below), whose sum is σ = 20755332. Its totient is φ = 4612288.

The previous prime is 11530723. The next prime is 11530741. The reversal of 11530730 is 3703511.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11162281 + 368449 = 3341^2 + 607^2 .

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

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, 576527 + ... + 576546.

Almost surely, 2^11530730 is an apocalyptic number.

11530730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11530730 is a deficient number, since it is larger than the sum of its proper divisors (9224602).

11530730 is a wasteful number, since it uses less digits than its factorization.

11530730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1153080.

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

The square root of 11530730 is about 3395.6928600803. The cubic root of 11530730 is about 225.9187454262.

The spelling of 11530730 in words is "eleven million, five hundred thirty thousand, seven hundred thirty".