1027439045 has 8 divisors (see below), whose sum is σ = 1272698880. Its totient is φ = 795436560.

The previous prime is 1027439027. The next prime is 1027439071. The reversal of 1027439045 is 5409347201.

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

It is not a de Polignac number, because 1027439045 - 2¹⁰ = 1027438021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1027438996 and 1027439014.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3314165 + ... + 3314474.

It is an arithmetic number, because the mean of its divisors is an integer number (159087360).

Almost surely, 2^1027439045 is an apocalyptic number.

It is an amenable number.

1027439045 is a deficient number, since it is larger than the sum of its proper divisors (245259835).

1027439045 is an equidigital number, since it uses as much as digits as its factorization.

1027439045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6628675.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 1027439045 is about 32053.6900371860. The cubic root of 1027439045 is about 1009.0639450176.

The spelling of 1027439045 in words is "one billion, twenty-seven million, four hundred thirty-nine thousand, forty-five".