1027979538 has 16 divisors (see below), whose sum is σ = 2090806560. Its totient is φ = 336851936.

The previous prime is 1027979509. The next prime is 1027979539. The reversal of 1027979538 is 8359797201.

1027979538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1027979539) 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, 1451595 + ... + 1452302.

It is an arithmetic number, because the mean of its divisors is an integer number (130675410).

Almost surely, 2^1027979538 is an apocalyptic number.

1027979538 is an abundant number, since it is smaller than the sum of its proper divisors (1062827022).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1027979538 is a wasteful number, since it uses less digits than its factorization.

1027979538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2903961.

The product of its (nonzero) digits is 952560, while the sum is 51.

The square root of 1027979538 is about 32062.1199860521. The cubic root of 1027979538 is about 1009.2408562071.

The spelling of 1027979538 in words is "one billion, twenty-seven million, nine hundred seventy-nine thousand, five hundred thirty-eight".