1125445041145 has 8 divisors (see below), whose sum is σ = 1350832669056. Its totient is φ = 900156953136.

The previous prime is 1125445041073. The next prime is 1125445041163. The reversal of 1125445041145 is 5411405445211.

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 1125445041145 - 2¹⁵ = 1125445008377 is a prime.

It is a super-2 number, since 2×1125445041145² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 24860097 + ... + 24905326.

It is an arithmetic number, because the mean of its divisors is an integer number (168854083632).

Almost surely, 2^{1125445041145} is an apocalyptic number.

It is an amenable number.

1125445041145 is a deficient number, since it is larger than the sum of its proper divisors (225387627911).

1125445041145 is an equidigital number, since it uses as much as digits as its factorization.

1125445041145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49769951.

The product of its (nonzero) digits is 64000, while the sum is 37.

The spelling of 1125445041145 in words is "one trillion, one hundred twenty-five billion, four hundred forty-five million, forty-one thousand, one hundred forty-five".