1025533 has 4 divisors (see below), whose sum is σ = 1050588. Its totient is φ = 1000480.

The previous prime is 1025513. The next prime is 1025537. The reversal of 1025533 is 3355201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 580644 + 444889 = 762^2 + 667^2 .

It is a cyclic number.

It is not a de Polignac number, because 1025533 - 2⁹ = 1025021 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1025533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12466 + ... + 12547.

It is an arithmetic number, because the mean of its divisors is an integer number (262647).

2^1025533 is an apocalyptic number.

It is an amenable number.

1025533 is a deficient number, since it is larger than the sum of its proper divisors (25055).

1025533 is an equidigital number, since it uses as much as digits as its factorization.

1025533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25054.

The product of its (nonzero) digits is 450, while the sum is 19.

The square root of 1025533 is about 1012.6860322923. The cubic root of 1025533 is about 100.8439573230.

The spelling of 1025533 in words is "one million, twenty-five thousand, five hundred thirty-three".