1023273868 has 12 divisors (see below), whose sum is σ = 1815951312. Its totient is φ = 504430640.

The previous prime is 1023273847. The next prime is 1023273893. The reversal of 1023273868 is 8683723201.

It is a self number, because there is not a number n which added to its sum of digits gives 1023273868.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1801255 + ... + 1801822.

It is an arithmetic number, because the mean of its divisors is an integer number (151329276).

Almost surely, 2^1023273868 is an apocalyptic number.

It is an amenable number.

1023273868 is a deficient number, since it is larger than the sum of its proper divisors (792677444).

1023273868 is a wasteful number, since it uses less digits than its factorization.

1023273868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3603152 (or 3603150 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 1023273868 is about 31988.6521754200. The cubic root of 1023273868 is about 1007.6985364457.

It can be divided in two parts, 10232 and 73868, that added together give a square (84100 = 290²).

The spelling of 1023273868 in words is "one billion, twenty-three million, two hundred seventy-three thousand, eight hundred sixty-eight".