1020424245 has 8 divisors (see below), whose sum is σ = 1632678816. Its totient is φ = 544226256.

The previous prime is 1020424231. The next prime is 1020424259. The reversal of 1020424245 is 5424240201.

It is a happy number.

1020424245 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1020424231) and next prime (1020424259).

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

It is not a de Polignac number, because 1020424245 - 2¹⁶ = 1020358709 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34014127 + ... + 34014156.

It is an arithmetic number, because the mean of its divisors is an integer number (204084852).

Almost surely, 2^1020424245 is an apocalyptic number.

1020424245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1020424245 is a deficient number, since it is larger than the sum of its proper divisors (612254571).

1020424245 is an equidigital number, since it uses as much as digits as its factorization.

1020424245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68028291.

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 1020424245 is about 31944.0799679690. The cubic root of 1020424245 is about 1006.7622505592.

Adding to 1020424245 its reverse (5424240201), we get a palindrome (6444664446).

The spelling of 1020424245 in words is "one billion, twenty million, four hundred twenty-four thousand, two hundred forty-five".