1105242533 has 4 divisors (see below), whose sum is σ = 1105585548. Its totient is φ = 1104899520.

The previous prime is 1105242497. The next prime is 1105242547. The reversal of 1105242533 is 3352425011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3352425011 = 13 ⋅257878847.

It can be written as a sum of positive squares in 2 ways, for example, as 982320964 + 122921569 = 31342^2 + 11087^2 .

It is a cyclic number.

It is not a de Polignac number, because 1105242533 - 2⁸ = 1105242277 is a prime.

It is a super-2 number, since 2×1105242533² = 2443122113504512178, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105248533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166628 + ... + 173133.

It is an arithmetic number, because the mean of its divisors is an integer number (276396387).

Almost surely, 2^1105242533 is an apocalyptic number.

It is an amenable number.

1105242533 is a deficient number, since it is larger than the sum of its proper divisors (343015).

1105242533 is an equidigital number, since it uses as much as digits as its factorization.

1105242533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343014.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 1105242533 is about 33245.1881179818. The cubic root of 1105242533 is about 1033.9174451185.

Adding to 1105242533 its reverse (3352425011), we get a palindrome (4457667544).

The spelling of 1105242533 in words is "one billion, one hundred five million, two hundred forty-two thousand, five hundred thirty-three".