67011453853 has 2 divisors, whose sum is σ = 67011453854. Its totient is φ = 67011453852.

The previous prime is 67011453797. The next prime is 67011453863. The reversal of 67011453853 is 35835411076.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63732517209 + 3278936644 = 252453^2 + 57262^2 .

It is a cyclic number.

It is not a de Polignac number, because 67011453853 - 2²⁵ = 66977899421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67011453863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33505726926 + 33505726927.

It is an arithmetic number, because the mean of its divisors is an integer number (33505726927).

Almost surely, 2^67011453853 is an apocalyptic number.

It is an amenable number.

67011453853 is a deficient number, since it is larger than the sum of its proper divisors (1).

67011453853 is an equidigital number, since it uses as much as digits as its factorization.

67011453853 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 302400, while the sum is 43.

The spelling of 67011453853 in words is "sixty-seven billion, eleven million, four hundred fifty-three thousand, eight hundred fifty-three".