1045784055 has 8 divisors (see below), whose sum is σ = 1673254512. Its totient is φ = 557751488.

The previous prime is 1045784017. The next prime is 1045784059. The reversal of 1045784055 is 5504875401.

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 1045784055 - 2¹⁰ = 1045783031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045784059) 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, 34859454 + ... + 34859483.

It is an arithmetic number, because the mean of its divisors is an integer number (209156814).

Almost surely, 2^1045784055 is an apocalyptic number.

1045784055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1045784055 is a deficient number, since it is larger than the sum of its proper divisors (627470457).

1045784055 is an equidigital number, since it uses as much as digits as its factorization.

1045784055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69718945.

The product of its (nonzero) digits is 112000, while the sum is 39.

The square root of 1045784055 is about 32338.5846165227. The cubic root of 1045784055 is about 1015.0341920260.

The spelling of 1045784055 in words is "one billion, forty-five million, seven hundred eighty-four thousand, fifty-five".