20707150361137 has 2 divisors, whose sum is σ = 20707150361138. Its totient is φ = 20707150361136.

The previous prime is 20707150361119. The next prime is 20707150361147. The reversal of 20707150361137 is 73116305170702.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20707150361121 + 16 = 4550511^2 + 4^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20707150361137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20707150361093 and 20707150361102.

It is not a weakly prime, because it can be changed into another prime (20707150361147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10353575180568 + 10353575180569.

It is an arithmetic number, because the mean of its divisors is an integer number (10353575180569).

Almost surely, 2^{20707150361137} is an apocalyptic number.

It is an amenable number.

20707150361137 is a deficient number, since it is larger than the sum of its proper divisors (1).

20707150361137 is an equidigital number, since it uses as much as digits as its factorization.

20707150361137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 185220, while the sum is 43.

The spelling of 20707150361137 in words is "twenty trillion, seven hundred seven billion, one hundred fifty million, three hundred sixty-one thousand, one hundred thirty-seven".