2111670106453 has 2 divisors, whose sum is σ = 2111670106454. Its totient is φ = 2111670106452.

The previous prime is 2111670106439. The next prime is 2111670106603. The reversal of 2111670106453 is 3546010761112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1974297579409 + 137372527044 = 1405097^2 + 370638^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2111670106453 is a prime.

It is a super-3 number, since 3×2111670106453³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2111670100453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055835053226 + 1055835053227.

It is an arithmetic number, because the mean of its divisors is an integer number (1055835053227).

Almost surely, 2^{2111670106453} is an apocalyptic number.

It is an amenable number.

2111670106453 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111670106453 is an equidigital number, since it uses as much as digits as its factorization.

2111670106453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 37.

Adding to 2111670106453 its reverse (3546010761112), we get a palindrome (5657680867565).

The spelling of 2111670106453 in words is "two trillion, one hundred eleven billion, six hundred seventy million, one hundred six thousand, four hundred fifty-three".