1073128601 has 2 divisors, whose sum is σ = 1073128602. Its totient is φ = 1073128600.

The previous prime is 1073128591. The next prime is 1073128627. The reversal of 1073128601 is 1068213701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 876456025 + 196672576 = 29605^2 + 14024^2 .

It is an emirp because it is prime and its reverse (1068213701) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1073128601 - 2²⁶ = 1006019737 is a prime.

It is not a weakly prime, because it can be changed into another prime (1073128681) 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 as a sum of consecutive naturals, namely, 536564300 + 536564301.

It is an arithmetic number, because the mean of its divisors is an integer number (536564301).

Almost surely, 2^1073128601 is an apocalyptic number.

It is an amenable number.

1073128601 is a deficient number, since it is larger than the sum of its proper divisors (1).

1073128601 is an equidigital number, since it uses as much as digits as its factorization.

1073128601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 1073128601 is about 32758.6416232420. The cubic root of 1073128601 is about 1023.8050245361.

The spelling of 1073128601 in words is "one billion, seventy-three million, one hundred twenty-eight thousand, six hundred one".