11023730 has 16 divisors (see below), whose sum is σ = 20115864. Its totient is φ = 4348800.

The previous prime is 11023723. The next prime is 11023751. The reversal of 11023730 is 3732011.

It can be written as a sum of positive squares in 4 ways, for example, as 7059649 + 3964081 = 2657^2 + 1991^2 .

It is a super-2 number, since 2×11023730² = 243045246225800, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11023699 and 11023708.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 6821 + ... + 8280.

Almost surely, 2^11023730 is an apocalyptic number.

11023730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11023730 is a deficient number, since it is larger than the sum of its proper divisors (9092134).

11023730 is a wasteful number, since it uses less digits than its factorization.

11023730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15181.

The product of its (nonzero) digits is 126, while the sum is 17.

The square root of 11023730 is about 3320.2002951629. The cubic root of 11023730 is about 222.5578185809.

Adding to 11023730 its reverse (3732011), we get a palindrome (14755741).

The spelling of 11023730 in words is "eleven million, twenty-three thousand, seven hundred thirty".