212553305413 has 2 divisors, whose sum is σ = 212553305414. Its totient is φ = 212553305412.

The previous prime is 212553305389. The next prime is 212553305429. The reversal of 212553305413 is 314503355212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 198972199969 + 13581105444 = 446063^2 + 116538^2 .

It is a cyclic number.

It is not a de Polignac number, because 212553305413 - 2⁵ = 212553305381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212553305453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106276652706 + 106276652707.

It is an arithmetic number, because the mean of its divisors is an integer number (106276652707).

Almost surely, 2^212553305413 is an apocalyptic number.

It is an amenable number.

212553305413 is a deficient number, since it is larger than the sum of its proper divisors (1).

212553305413 is an equidigital number, since it uses as much as digits as its factorization.

212553305413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54000, while the sum is 34.

The spelling of 212553305413 in words is "two hundred twelve billion, five hundred fifty-three million, three hundred five thousand, four hundred thirteen".