1047005956 has 12 divisors (see below), whose sum is σ = 1835651020. Its totient is φ = 522534240.

The previous prime is 1047005941. The next prime is 1047005959. The reversal of 1047005956 is 6595007401.

It can be written as a sum of positive squares in 2 ways, for example, as 143041600 + 903964356 = 11960^2 + 30066^2 .

It is not an unprimeable number, because it can be changed into a prime (1047005959) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 239751 + ... + 244078.

Almost surely, 2^1047005956 is an apocalyptic number.

It is an amenable number.

1047005956 is a deficient number, since it is larger than the sum of its proper divisors (788645064).

1047005956 is a wasteful number, since it uses less digits than its factorization.

1047005956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484374 (or 484372 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 37.

The square root of 1047005956 is about 32357.4714092433. The cubic root of 1047005956 is about 1015.4293623784.

The spelling of 1047005956 in words is "one billion, forty-seven million, five thousand, nine hundred fifty-six".