1071654320029 has 2 divisors, whose sum is σ = 1071654320030. Its totient is φ = 1071654320028.

The previous prime is 1071654320017. The next prime is 1071654320117. The reversal of 1071654320029 is 9200234561701.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1034472068100 + 37182251929 = 1017090^2 + 192827^2 .

It is an emirp because it is prime and its reverse (9200234561701) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1071654320029 is a prime.

It is a super-2 number, since 2×1071654320029² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1071654319973 and 1071654320000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1071654320729) 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, 535827160014 + 535827160015.

It is an arithmetic number, because the mean of its divisors is an integer number (535827160015).

Almost surely, 2^{1071654320029} is an apocalyptic number.

It is an amenable number.

1071654320029 is a deficient number, since it is larger than the sum of its proper divisors (1).

1071654320029 is an equidigital number, since it uses as much as digits as its factorization.

1071654320029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 40.

The spelling of 1071654320029 in words is "one trillion, seventy-one billion, six hundred fifty-four million, three hundred twenty thousand, twenty-nine".