1040845946 has 12 divisors (see below), whose sum is σ = 1816170138. Its totient is φ = 446076792.

The previous prime is 1040845921. The next prime is 1040845951. The reversal of 1040845946 is 6495480401.

It can be written as a sum of positive squares in only one way, i.e., 994456225 + 46389721 = 31535^2 + 6811^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5310341 + ... + 5310536.

Almost surely, 2^1040845946 is an apocalyptic number.

1040845946 is a deficient number, since it is larger than the sum of its proper divisors (775324192).

1040845946 is a wasteful number, since it uses less digits than its factorization.

1040845946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10620893 (or 10620886 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 41.

The square root of 1040845946 is about 32262.1441630900. The cubic root of 1040845946 is about 1013.4340339050.

The spelling of 1040845946 in words is "one billion, forty million, eight hundred forty-five thousand, nine hundred forty-six".