1050043978 has 16 divisors (see below), whose sum is σ = 1648281600. Its totient is φ = 500748336.

The previous prime is 1050043963. The next prime is 1050043991. The reversal of 1050043978 is 8793400501.

It is a super-2 number, since 2×1050043978² = 2205184711468128968, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16650 + ... + 48757.

It is an arithmetic number, because the mean of its divisors is an integer number (103017600).

Almost surely, 2^1050043978 is an apocalyptic number.

1050043978 is a deficient number, since it is larger than the sum of its proper divisors (598237622).

1050043978 is a wasteful number, since it uses less digits than its factorization.

1050043978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65781.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 1050043978 is about 32404.3820802064. The cubic root of 1050043978 is about 1016.4105468005.

The spelling of 1050043978 in words is "one billion, fifty million, forty-three thousand, nine hundred seventy-eight".