1051280645353 has 2 divisors, whose sum is σ = 1051280645354. Its totient is φ = 1051280645352.

The previous prime is 1051280645351. The next prime is 1051280645407. The reversal of 1051280645353 is 3535460821501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 705015481104 + 346265164249 = 839652^2 + 588443^2 .

It is a cyclic number.

It is not a de Polignac number, because 1051280645353 - 2¹ = 1051280645351 is a prime.

It is a super-2 number, since 2×1051280645353² (a number of 25 digits) contains 22 as substring.

Together with 1051280645351, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1051280645351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525640322676 + 525640322677.

It is an arithmetic number, because the mean of its divisors is an integer number (525640322677).

Almost surely, 2^{1051280645353} is an apocalyptic number.

It is an amenable number.

1051280645353 is a deficient number, since it is larger than the sum of its proper divisors (1).

1051280645353 is an equidigital number, since it uses as much as digits as its factorization.

1051280645353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432000, while the sum is 43.

The spelling of 1051280645353 in words is "one trillion, fifty-one billion, two hundred eighty million, six hundred forty-five thousand, three hundred fifty-three".