1005525233 has 4 divisors (see below), whose sum is σ = 1010629620. Its totient is φ = 1000420848.

The previous prime is 1005525223. The next prime is 1005525251. The reversal of 1005525233 is 3325255001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3325255001 = 619 ⋅5371979.

It can be written as a sum of positive squares in 2 ways, for example, as 994582369 + 10942864 = 31537^2 + 3308^2 .

It is a cyclic number.

It is not a de Polignac number, because 1005525233 - 2⁸ = 1005524977 is a prime.

It is a super-2 number, since 2×1005525233² = 2022161988399408578, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1005525223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2551898 + ... + 2552291.

It is an arithmetic number, because the mean of its divisors is an integer number (252657405).

Almost surely, 2^1005525233 is an apocalyptic number.

It is an amenable number.

1005525233 is a deficient number, since it is larger than the sum of its proper divisors (5104387).

1005525233 is an equidigital number, since it uses as much as digits as its factorization.

1005525233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5104386.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 1005525233 is about 31710.0178650218. The cubic root of 1005525233 is about 1001.8383626850.

The spelling of 1005525233 in words is "one billion, five million, five hundred twenty-five thousand, two hundred thirty-three".