1066534203453 has 8 divisors (see below), whose sum is σ = 1427452623168. Its totient is φ = 708319293024.

The previous prime is 1066534203443. The next prime is 1066534203463. The reversal of 1066534203453 is 3543024356601.

It is an interprime number because it is at equal distance from previous prime (1066534203443) and next prime (1066534203463).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1066534203453 - 2²¹ = 1066532106301 is a prime.

It is a super-2 number, since 2×1066534203453² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066534203443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 675876400 + ... + 675877977.

It is an arithmetic number, because the mean of its divisors is an integer number (178431577896).

Almost surely, 2^{1066534203453} is an apocalyptic number.

It is an amenable number.

1066534203453 is a deficient number, since it is larger than the sum of its proper divisors (360918419715).

1066534203453 is a wasteful number, since it uses less digits than its factorization.

1066534203453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1351754643.

The product of its (nonzero) digits is 777600, while the sum is 42.

The spelling of 1066534203453 in words is "one trillion, sixty-six billion, five hundred thirty-four million, two hundred three thousand, four hundred fifty-three".