11530790 has 16 divisors (see below), whose sum is σ = 20811168. Its totient is φ = 4599936.

The previous prime is 11530789. The next prime is 11530793. The reversal of 11530790 is 9703511.

It is a super-3 number, since 3×11530790³ (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11530793) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2999 + ... + 5661.

It is an arithmetic number, because the mean of its divisors is an integer number (1300698).

Almost surely, 2^11530790 is an apocalyptic number.

11530790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11530790 is a deficient number, since it is larger than the sum of its proper divisors (9280378).

11530790 is a wasteful number, since it uses less digits than its factorization.

11530790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3103.

The product of its (nonzero) digits is 945, while the sum is 26.

The square root of 11530790 is about 3395.7016947900. The cubic root of 11530790 is about 225.9191372806.

The spelling of 11530790 in words is "eleven million, five hundred thirty thousand, seven hundred ninety".