20732053 has 2 divisors, whose sum is σ = 20732054. Its totient is φ = 20732052.

The previous prime is 20732051. The next prime is 20732081. The reversal of 20732053 is 35023702.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15382084 + 5349969 = 3922^2 + 2313^2 .

It is a cyclic number.

It is not a de Polignac number, because 20732053 - 2¹ = 20732051 is a prime.

Together with 20732051, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20732051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10366026 + 10366027.

It is an arithmetic number, because the mean of its divisors is an integer number (10366027).

Almost surely, 2^20732053 is an apocalyptic number.

It is an amenable number.

20732053 is a deficient number, since it is larger than the sum of its proper divisors (1).

20732053 is an equidigital number, since it uses as much as digits as its factorization.

20732053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1260, while the sum is 22.

The square root of 20732053 is about 4553.2464242560. The cubic root of 20732053 is about 274.7139858292.

Adding to 20732053 its reverse (35023702), we get a palindrome (55755755).

The spelling of 20732053 in words is "twenty million, seven hundred thirty-two thousand, fifty-three".