1027465521 has 16 divisors (see below), whose sum is σ = 1407975360. Its totient is φ = 666106560.

The previous prime is 1027465507. The next prime is 1027465529. The reversal of 1027465521 is 1255647201.

It is not a de Polignac number, because 1027465521 - 2¹⁵ = 1027432753 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1027465529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12151 + ... + 46931.

It is an arithmetic number, because the mean of its divisors is an integer number (87998460).

Almost surely, 2^1027465521 is an apocalyptic number.

It is an amenable number.

1027465521 is a deficient number, since it is larger than the sum of its proper divisors (380509839).

1027465521 is a wasteful number, since it uses less digits than its factorization.

1027465521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35056.

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 1027465521 is about 32054.1030290975. The cubic root of 1027465521 is about 1009.0726124410.

The spelling of 1027465521 in words is "one billion, twenty-seven million, four hundred sixty-five thousand, five hundred twenty-one".