11225533 has 12 divisors (see below), whose sum is σ = 12463164. Its totient is φ = 10102400.

The previous prime is 11225531. The next prime is 11225549. The reversal of 11225533 is 33552211.

It can be written as a sum of positive squares in 2 ways, for example, as 1258884 + 9966649 = 1122^2 + 3157^2 .

It is not a de Polignac number, because 11225533 - 2¹ = 11225531 is a prime.

It is a super-2 number, since 2×11225533² = 252025182268178, which contains 22 as substring.

It is a Duffinian number.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11225531) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13263 + ... + 14083.

It is an arithmetic number, because the mean of its divisors is an integer number (1038597).

Almost surely, 2^11225533 is an apocalyptic number.

It is an amenable number.

11225533 is a deficient number, since it is larger than the sum of its proper divisors (1237631).

11225533 is a wasteful number, since it uses less digits than its factorization.

11225533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 956 (or 945 counting only the distinct ones).

The product of its digits is 900, while the sum is 22.

The square root of 11225533 is about 3350.4526559855. The cubic root of 11225533 is about 223.9076801217.

Adding to 11225533 its reverse (33552211), we get a palindrome (44777744).

It can be divided in two parts, 1122 and 5533, that multiplied together give a palindrome (6208026).

The spelling of 11225533 in words is "eleven million, two hundred twenty-five thousand, five hundred thirty-three".