1028733465 has 8 divisors (see below), whose sum is σ = 1645973568. Its totient is φ = 548657840.

The previous prime is 1028733439. The next prime is 1028733487. The reversal of 1028733465 is 5643378201.

1028733465 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 1028733465 - 2¹⁶ = 1028667929 is a prime.

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, 34291101 + ... + 34291130.

It is an arithmetic number, because the mean of its divisors is an integer number (205746696).

Almost surely, 2^1028733465 is an apocalyptic number.

1028733465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1028733465 is a deficient number, since it is larger than the sum of its proper divisors (617240103).

1028733465 is an equidigital number, since it uses as much as digits as its factorization.

1028733465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68582239.

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 1028733465 is about 32073.8751166740. The cubic root of 1028733465 is about 1009.4875238899.

The spelling of 1028733465 in words is "one billion, twenty-eight million, seven hundred thirty-three thousand, four hundred sixty-five".