1020241133 has 4 divisors (see below), whose sum is σ = 1025420220. Its totient is φ = 1015062048.

The previous prime is 1020241121. The next prime is 1020241139. The reversal of 1020241133 is 3311420201.

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 984265129 + 35976004 = 31373^2 + 5998^2 .

It is a cyclic number.

It is not a de Polignac number, because 1020241133 - 2⁶ = 1020241069 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020241139) 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, 2589248 + ... + 2589641.

It is an arithmetic number, because the mean of its divisors is an integer number (256355055).

Almost surely, 2^1020241133 is an apocalyptic number.

It is an amenable number.

1020241133 is a deficient number, since it is larger than the sum of its proper divisors (5179087).

1020241133 is an equidigital number, since it uses as much as digits as its factorization.

1020241133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5179086.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1020241133 is about 31941.2137058065. The cubic root of 1020241133 is about 1006.7020268244.

Adding to 1020241133 its reverse (3311420201), we get a palindrome (4331661334).

The spelling of 1020241133 in words is "one billion, twenty million, two hundred forty-one thousand, one hundred thirty-three".