1030105128677 has 2 divisors, whose sum is σ = 1030105128678. Its totient is φ = 1030105128676.

The previous prime is 1030105128643. The next prime is 1030105128719. The reversal of 1030105128677 is 7768215010301.

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., 630540812356 + 399564316321 = 794066^2 + 632111^2 .

It is an emirp because it is prime and its reverse (7768215010301) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1030105128677 is a prime.

It is a super-2 number, since 2×1030105128677² (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 (1030105125677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515052564338 + 515052564339.

It is an arithmetic number, because the mean of its divisors is an integer number (515052564339).

Almost surely, 2^{1030105128677} is an apocalyptic number.

It is an amenable number.

1030105128677 is a deficient number, since it is larger than the sum of its proper divisors (1).

1030105128677 is an equidigital number, since it uses as much as digits as its factorization.

1030105128677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 70560, while the sum is 41.

The spelling of 1030105128677 in words is "one trillion, thirty billion, one hundred five million, one hundred twenty-eight thousand, six hundred seventy-seven".