20053500307 has 2 divisors, whose sum is σ = 20053500308. Its totient is φ = 20053500306.

The previous prime is 20053500251. The next prime is 20053500359. The reversal of 20053500307 is 70300535002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20053500307 - 2⁷ = 20053500179 is a prime.

It is not a weakly prime, because it can be changed into another prime (20053500367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10026750153 + 10026750154.

It is an arithmetic number, because the mean of its divisors is an integer number (10026750154).

Almost surely, 2^20053500307 is an apocalyptic number.

20053500307 is a deficient number, since it is larger than the sum of its proper divisors (1).

20053500307 is an equidigital number, since it uses as much as digits as its factorization.

20053500307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3150, while the sum is 25.

The spelling of 20053500307 in words is "twenty billion, fifty-three million, five hundred thousand, three hundred seven".