11020427 has 16 divisors (see below), whose sum is σ = 12849408. Its totient is φ = 9350880.

The previous prime is 11020423. The next prime is 11020439. The reversal of 11020427 is 72402011.

It is not a de Polignac number, because 11020427 - 2² = 11020423 is a prime.

It is a super-2 number, since 2×11020427² = 242899622524658, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11020423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10373 + ... + 11385.

It is an arithmetic number, because the mean of its divisors is an integer number (803088).

Almost surely, 2^11020427 is an apocalyptic number.

11020427 is a deficient number, since it is larger than the sum of its proper divisors (1828981).

11020427 is a wasteful number, since it uses less digits than its factorization.

11020427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1090.

The product of its (nonzero) digits is 112, while the sum is 17.

The square root of 11020427 is about 3319.7028481477. The cubic root of 11020427 is about 222.5355882981.

Adding to 11020427 its reverse (72402011), we get a palindrome (83422438).

The spelling of 11020427 in words is "eleven million, twenty thousand, four hundred twenty-seven".