453444535121213 has 2 divisors, whose sum is σ = 453444535121214. Its totient is φ = 453444535121212.

The previous prime is 453444535121197. The next prime is 453444535121231. The reversal of 453444535121213 is 312121535444354.

Together with next prime (453444535121231) 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., 243914364946564 + 209530170174649 = 15617758^2 + 14475157^2 .

It is a cyclic number.

It is not a de Polignac number, because 453444535121213 - 2⁴ = 453444535121197 is a prime.

It is a super-2 number, since 2×453444535121213² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (453444535181213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226722267560606 + 226722267560607.

It is an arithmetic number, because the mean of its divisors is an integer number (226722267560607).

Almost surely, 2^{453444535121213} is an apocalyptic number.

It is an amenable number.

453444535121213 is a deficient number, since it is larger than the sum of its proper divisors (1).

453444535121213 is an equidigital number, since it uses as much as digits as its factorization.

453444535121213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456000, while the sum is 47.

The spelling of 453444535121213 in words is "four hundred fifty-three trillion, four hundred forty-four billion, five hundred thirty-five million, one hundred twenty-one thousand, two hundred thirteen".