20360953 has 2 divisors, whose sum is σ = 20360954. Its totient is φ = 20360952.

The previous prime is 20360947. The next prime is 20360971. The reversal of 20360953 is 35906302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20358144 + 2809 = 4512^2 + 53^2 .

It is a cyclic number.

It is not a de Polignac number, because 20360953 - 2²¹ = 18263801 is a prime.

It is not a weakly prime, because it can be changed into another prime (20360903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10180476 + 10180477.

It is an arithmetic number, because the mean of its divisors is an integer number (10180477).

Almost surely, 2^20360953 is an apocalyptic number.

It is an amenable number.

20360953 is a deficient number, since it is larger than the sum of its proper divisors (1).

20360953 is an equidigital number, since it uses as much as digits as its factorization.

20360953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 28.

The square root of 20360953 is about 4512.3112702915. The cubic root of 20360953 is about 273.0649972482.

The spelling of 20360953 in words is "twenty million, three hundred sixty thousand, nine hundred fifty-three".