32505113 has 2 divisors, whose sum is σ = 32505114. Its totient is φ = 32505112.

The previous prime is 32505107. The next prime is 32505157. The reversal of 32505113 is 31150523.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32410249 + 94864 = 5693^2 + 308^2 .

It is an emirp because it is prime and its reverse (31150523) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32505113 - 2¹⁶ = 32439577 is a prime.

It is a super-2 number, since 2×32505113² = 2113164742285538, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (32505163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16252556 + 16252557.

It is an arithmetic number, because the mean of its divisors is an integer number (16252557).

Almost surely, 2^32505113 is an apocalyptic number.

It is an amenable number.

32505113 is a deficient number, since it is larger than the sum of its proper divisors (1).

32505113 is an equidigital number, since it uses as much as digits as its factorization.

32505113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 450, while the sum is 20.

The square root of 32505113 is about 5701.3255476249. The cubic root of 32505113 is about 319.1419493190.

Adding to 32505113 its reverse (31150523), we get a palindrome (63655636).

The spelling of 32505113 in words is "thirty-two million, five hundred five thousand, one hundred thirteen".