1045228623 has 8 divisors (see below), whose sum is σ = 1395264000. Its totient is φ = 696006168.

The previous prime is 1045228619. The next prime is 1045228661. The reversal of 1045228623 is 3268225401.

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

It is not a de Polignac number, because 1045228623 - 2² = 1045228619 is a prime.

It is a super-2 number, since 2×1045228623² = 2185005748676952258, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045228603) 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, 200223 + ... + 205376.

It is an arithmetic number, because the mean of its divisors is an integer number (174408000).

Almost surely, 2^1045228623 is an apocalyptic number.

1045228623 is a deficient number, since it is larger than the sum of its proper divisors (350035377).

1045228623 is an equidigital number, since it uses as much as digits as its factorization.

1045228623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406461.

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 1045228623 is about 32329.9957160529. The cubic root of 1045228623 is about 1014.8544601112.

The spelling of 1045228623 in words is "one billion, forty-five million, two hundred twenty-eight thousand, six hundred twenty-three".