20037714197 has 2 divisors, whose sum is σ = 20037714198. Its totient is φ = 20037714196.

The previous prime is 20037714161. The next prime is 20037714211. The reversal of 20037714197 is 79141773002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18791200561 + 1246513636 = 137081^2 + 35306^2 .

It is a cyclic number.

It is not a de Polignac number, because 20037714197 - 2⁶ = 20037714133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20037714097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10018857098 + 10018857099.

It is an arithmetic number, because the mean of its divisors is an integer number (10018857099).

Almost surely, 2^20037714197 is an apocalyptic number.

It is an amenable number.

20037714197 is a deficient number, since it is larger than the sum of its proper divisors (1).

20037714197 is an equidigital number, since it uses as much as digits as its factorization.

20037714197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 74088, while the sum is 41.

The spelling of 20037714197 in words is "twenty billion, thirty-seven million, seven hundred fourteen thousand, one hundred ninety-seven".