1145455432205 has 32 divisors (see below), whose sum is σ = 1597416449280. Its totient is φ = 772214238720.

The previous prime is 1145455432201. The next prime is 1145455432279. The reversal of 1145455432205 is 5022345545411.

It is a happy number.

It is not a de Polignac number, because 1145455432205 - 2² = 1145455432201 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145455432201) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 4436966 + ... + 4688024.

It is an arithmetic number, because the mean of its divisors is an integer number (49919264040).

Almost surely, 2^{1145455432205} is an apocalyptic number.

It is an amenable number.

1145455432205 is a deficient number, since it is larger than the sum of its proper divisors (451961017075).

1145455432205 is a wasteful number, since it uses less digits than its factorization.

1145455432205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253269.

The product of its (nonzero) digits is 480000, while the sum is 41.

The spelling of 1145455432205 in words is "one trillion, one hundred forty-five billion, four hundred fifty-five million, four hundred thirty-two thousand, two hundred five".