1164867028 has 18 divisors (see below), whose sum is σ = 2195790254. Its totient is φ = 537517344.

The previous prime is 1164866981. The next prime is 1164867049. The reversal of 1164867028 is 8207684611.

It can be written as a sum of positive squares in 3 ways, for example, as 27019204 + 1137847824 = 5198^2 + 33732^2 .

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 243750 + ... + 248482.

Almost surely, 2^1164867028 is an apocalyptic number.

It is an amenable number.

1164867028 is a deficient number, since it is larger than the sum of its proper divisors (1030923226).

1164867028 is an frugal number, since it uses more digits than its factorization.

1164867028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9483 (or 4748 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 43.

The square root of 1164867028 is about 34130.1483735421. The cubic root of 1164867028 is about 1052.1850274772.

The spelling of 1164867028 in words is "one billion, one hundred sixty-four million, eight hundred sixty-seven thousand, twenty-eight".