1128448625105 has 8 divisors (see below), whose sum is σ = 1382949804672. Its totient is φ = 883551263728.

The previous prime is 1128448625099. The next prime is 1128448625107. The reversal of 1128448625105 is 5015268448211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1128448625105 - 2¹² = 1128448621009 is a prime.

It is a super-2 number, since 2×1128448625105² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1128448625105.

It is not an unprimeable number, because it can be changed into a prime (1128448625107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2400954287 + ... + 2400954756.

It is an arithmetic number, because the mean of its divisors is an integer number (172868725584).

Almost surely, 2^{1128448625105} is an apocalyptic number.

It is an amenable number.

1128448625105 is a deficient number, since it is larger than the sum of its proper divisors (254501179567).

1128448625105 is an equidigital number, since it uses as much as digits as its factorization.

1128448625105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4801909095.

The product of its (nonzero) digits is 614400, while the sum is 47.

The spelling of 1128448625105 in words is "one trillion, one hundred twenty-eight billion, four hundred forty-eight million, six hundred twenty-five thousand, one hundred five".