1045951868 has 12 divisors (see below), whose sum is σ = 1971217080. Its totient is φ = 482746992.

The previous prime is 1045951849. The next prime is 1045951883. The reversal of 1045951868 is 8681595401.

It is a happy number.

It is a congruent number.

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, 10057178 + ... + 10057281.

It is an arithmetic number, because the mean of its divisors is an integer number (164268090).

Almost surely, 2^1045951868 is an apocalyptic number.

It is an amenable number.

1045951868 is a deficient number, since it is larger than the sum of its proper divisors (925265212).

1045951868 is a wasteful number, since it uses less digits than its factorization.

1045951868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20114476 (or 20114474 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 47.

The square root of 1045951868 is about 32341.1791374402. The cubic root of 1045951868 is about 1015.0884820176.

The spelling of 1045951868 in words is "one billion, forty-five million, nine hundred fifty-one thousand, eight hundred sixty-eight".