1045616223 has 4 divisors (see below), whose sum is σ = 1394154968. Its totient is φ = 697077480.

The previous prime is 1045616213. The next prime is 1045616249. The reversal of 1045616223 is 3226165401.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1045616223 - 2⁴ = 1045616207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045616203) 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 3 ways as a sum of consecutive naturals, for example, 174269368 + ... + 174269373.

It is an arithmetic number, because the mean of its divisors is an integer number (348538742).

Almost surely, 2^1045616223 is an apocalyptic number.

1045616223 is a deficient number, since it is larger than the sum of its proper divisors (348538745).

1045616223 is an equidigital number, since it uses as much as digits as its factorization.

1045616223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348538744.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 1045616223 is about 32335.9895936401. The cubic root of 1045616223 is about 1014.9798900786.

The spelling of 1045616223 in words is "one billion, forty-five million, six hundred sixteen thousand, two hundred twenty-three".