1009954089 has 10 divisors (see below), whose sum is σ = 1508696970. Its totient is φ = 673302672.

The previous prime is 1009954079. The next prime is 1009954097. The reversal of 1009954089 is 9804599001.

1009954089 is a `hidden beast` number, since 10 + 0 + 99 + 540 + 8 + 9 = 666.

1009954089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 929762064 + 80192025 = 30492^2 + 8955^2 .

It is not a de Polignac number, because 1009954089 - 2¹³ = 1009945897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1009954069) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 6234204 + ... + 6234365.

It is an arithmetic number, because the mean of its divisors is an integer number (150869697).

Almost surely, 2^1009954089 is an apocalyptic number.

It is an amenable number.

1009954089 is a deficient number, since it is larger than the sum of its proper divisors (498742881).

1009954089 is an equidigital number, since it uses as much as digits as its factorization.

1009954089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12468581 (or 12468572 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 45.

The square root of 1009954089 is about 31779.7748418707. The cubic root of 1009954089 is about 1003.3070808268.

The spelling of 1009954089 in words is "one billion, nine million, nine hundred fifty-four thousand, eighty-nine".