1065028063 has 8 divisors (see below), whose sum is σ = 1162207440. Its totient is φ = 967908480.

The previous prime is 1065028061. The next prime is 1065028079. The reversal of 1065028063 is 3608205601.

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

It is not a de Polignac number, because 1065028063 - 2¹ = 1065028061 is a prime.

It is a super-2 number, since 2×1065028063² = 2268569549955063938, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1065028061) 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, 27573 + ... + 53761.

It is an arithmetic number, because the mean of its divisors is an integer number (145275930).

Almost surely, 2^1065028063 is an apocalyptic number.

1065028063 is a deficient number, since it is larger than the sum of its proper divisors (97179377).

1065028063 is a wasteful number, since it uses less digits than its factorization.

1065028063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29897.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 1065028063 is about 32634.7677025592. The cubic root of 1065028063 is about 1021.2224427823. Note that the first 3 decimals are identical.

The spelling of 1065028063 in words is "one billion, sixty-five million, twenty-eight thousand, sixty-three".