1145251444205 has 8 divisors (see below), whose sum is σ = 1499238254304. Its totient is φ = 832910141200.

The previous prime is 1145251444159. The next prime is 1145251444237. The reversal of 1145251444205 is 5024441525411.

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

It is not a de Polignac number, because 1145251444205 - 2¹⁰ = 1145251443181 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10411376711 + ... + 10411376820.

It is an arithmetic number, because the mean of its divisors is an integer number (187404781788).

Almost surely, 2^{1145251444205} is an apocalyptic number.

It is an amenable number.

1145251444205 is a deficient number, since it is larger than the sum of its proper divisors (353986810099).

1145251444205 is a wasteful number, since it uses less digits than its factorization.

1145251444205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20822753547.

The product of its (nonzero) digits is 128000, while the sum is 38.

Adding to 1145251444205 its reverse (5024441525411), we get a palindrome (6169692969616).

The spelling of 1145251444205 in words is "one trillion, one hundred forty-five billion, two hundred fifty-one million, four hundred forty-four thousand, two hundred five".