2020243507 has 2 divisors, whose sum is σ = 2020243508. Its totient is φ = 2020243506.

The previous prime is 2020243487. The next prime is 2020243517. The reversal of 2020243507 is 7053420202.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2020243507 is a prime.

It is not a weakly prime, because it can be changed into another prime (2020243517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010121753 + 1010121754.

It is an arithmetic number, because the mean of its divisors is an integer number (1010121754).

Almost surely, 2^2020243507 is an apocalyptic number.

2020243507 is a deficient number, since it is larger than the sum of its proper divisors (1).

2020243507 is an equidigital number, since it uses as much as digits as its factorization.

2020243507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 2020243507 is about 44947.1190066727. The cubic root of 2020243507 is about 1264.1576580154.

Adding to 2020243507 its reverse (7053420202), we get a palindrome (9073663709).

The spelling of 2020243507 in words is "two billion, twenty million, two hundred forty-three thousand, five hundred seven".