32553013 has 2 divisors, whose sum is σ = 32553014. Its totient is φ = 32553012.

The previous prime is 32552987. The next prime is 32553019. The reversal of 32553013 is 31035523.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29669809 + 2883204 = 5447^2 + 1698^2 .

It is a cyclic number.

It is not a de Polignac number, because 32553013 - 2²¹ = 30455861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32553019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16276506 + 16276507.

It is an arithmetic number, because the mean of its divisors is an integer number (16276507).

Almost surely, 2^32553013 is an apocalyptic number.

It is an amenable number.

32553013 is a deficient number, since it is larger than the sum of its proper divisors (1).

32553013 is an equidigital number, since it uses as much as digits as its factorization.

32553013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1350, while the sum is 22.

The square root of 32553013 is about 5705.5247786685. The cubic root of 32553013 is about 319.2986364277.

Adding to 32553013 its reverse (31035523), we get a palindrome (63588536).

The spelling of 32553013 in words is "thirty-two million, five hundred fifty-three thousand, thirteen".