1043020245 has 8 divisors (see below), whose sum is σ = 1668832416. Its totient is φ = 556277456.

The previous prime is 1043020241. The next prime is 1043020259. The reversal of 1043020245 is 5420203401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1043020245 - 2² = 1043020241 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043020241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34767327 + ... + 34767356.

It is an arithmetic number, because the mean of its divisors is an integer number (208604052).

Almost surely, 2^1043020245 is an apocalyptic number.

1043020245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1043020245 is a deficient number, since it is larger than the sum of its proper divisors (625812171).

1043020245 is an equidigital number, since it uses as much as digits as its factorization.

1043020245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69534691.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 1043020245 is about 32295.8239560473. The cubic root of 1043020245 is about 1014.1392218459.

Adding to 1043020245 its reverse (5420203401), we get a palindrome (6463223646).

The spelling of 1043020245 in words is "one billion, forty-three million, twenty thousand, two hundred forty-five".