53605301213 has 2 divisors, whose sum is σ = 53605301214. Its totient is φ = 53605301212.

The previous prime is 53605301207. The next prime is 53605301231. The reversal of 53605301213 is 31210350635.

Together with next prime (53605301231) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52625736409 + 979564804 = 229403^2 + 31298^2 .

It is a cyclic number.

It is not a de Polignac number, because 53605301213 - 2⁶ = 53605301149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53605361213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26802650606 + 26802650607.

It is an arithmetic number, because the mean of its divisors is an integer number (26802650607).

Almost surely, 2^53605301213 is an apocalyptic number.

It is an amenable number.

53605301213 is a deficient number, since it is larger than the sum of its proper divisors (1).

53605301213 is an equidigital number, since it uses as much as digits as its factorization.

53605301213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8100, while the sum is 29.

Adding to 53605301213 its reverse (31210350635), we get a palindrome (84815651848).

The spelling of 53605301213 in words is "fifty-three billion, six hundred five million, three hundred one thousand, two hundred thirteen".