1066151064997 has 2 divisors, whose sum is σ = 1066151064998. Its totient is φ = 1066151064996.

The previous prime is 1066151064919. The next prime is 1066151065073. The reversal of 1066151064997 is 7994601516601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 775105920801 + 291045144196 = 880401^2 + 539486^2 .

It is a cyclic number.

It is not a de Polignac number, because 1066151064997 - 2³¹ = 1064003581349 is a prime.

It is a super-2 number, since 2×1066151064997² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1066151064907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533075532498 + 533075532499.

It is an arithmetic number, because the mean of its divisors is an integer number (533075532499).

Almost surely, 2^{1066151064997} is an apocalyptic number.

It is an amenable number.

1066151064997 is a deficient number, since it is larger than the sum of its proper divisors (1).

1066151064997 is an equidigital number, since it uses as much as digits as its factorization.

1066151064997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2449440, while the sum is 55.

The spelling of 1066151064997 in words is "one trillion, sixty-six billion, one hundred fifty-one million, sixty-four thousand, nine hundred ninety-seven".