20741506207 has 2 divisors, whose sum is σ = 20741506208. Its totient is φ = 20741506206.

The previous prime is 20741506153. The next prime is 20741506211. The reversal of 20741506207 is 70260514702.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20741506207 - 2¹¹ = 20741504159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20741500207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10370753103 + 10370753104.

It is an arithmetic number, because the mean of its divisors is an integer number (10370753104).

Almost surely, 2^20741506207 is an apocalyptic number.

20741506207 is a deficient number, since it is larger than the sum of its proper divisors (1).

20741506207 is an equidigital number, since it uses as much as digits as its factorization.

20741506207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23520, while the sum is 34.

The spelling of 20741506207 in words is "twenty billion, seven hundred forty-one million, five hundred six thousand, two hundred seven".