1045544655 has 8 divisors (see below), whose sum is σ = 1672871472. Its totient is φ = 557623808.

The previous prime is 1045544639. The next prime is 1045544663. The reversal of 1045544655 is 5564455401.

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 1045544655 - 2⁴ = 1045544639 is a prime.

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, 34851474 + ... + 34851503.

It is an arithmetic number, because the mean of its divisors is an integer number (209108934).

Almost surely, 2^1045544655 is an apocalyptic number.

1045544655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1045544655 is a deficient number, since it is larger than the sum of its proper divisors (627326817).

1045544655 is an equidigital number, since it uses as much as digits as its factorization.

1045544655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69702985.

The product of its (nonzero) digits is 240000, while the sum is 39.

The square root of 1045544655 is about 32334.8829439663. The cubic root of 1045544655 is about 1014.9567325259.

The spelling of 1045544655 in words is "one billion, forty-five million, five hundred forty-four thousand, six hundred fifty-five".