11214045 has 20 divisors (see below), whose sum is σ = 20102940. Its totient is φ = 5980608.

The previous prime is 11214043. The next prime is 11214053. The reversal of 11214045 is 54041211.

It can be written as a sum of positive squares in 2 ways, for example, as 2232036 + 8982009 = 1494^2 + 2997^2 .

It is not a de Polignac number, because 11214045 - 2¹ = 11214043 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11214043) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 13440 + ... + 14249.

It is an arithmetic number, because the mean of its divisors is an integer number (1005147).

Almost surely, 2^11214045 is an apocalyptic number.

11214045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11214045 is a deficient number, since it is larger than the sum of its proper divisors (8888895).

11214045 is an equidigital number, since it uses as much as digits as its factorization.

11214045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27706 (or 27697 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 11214045 is about 3348.7378219263. The cubic root of 11214045 is about 223.8312730773.

Adding to 11214045 its reverse (54041211), we get a palindrome (65255256).

The spelling of 11214045 in words is "eleven million, two hundred fourteen thousand, forty-five".