1009453696 has 16 divisors (see below), whose sum is σ = 2011021290. Its totient is φ = 504726784.

The previous prime is 1009453673. The next prime is 1009453759. The reversal of 1009453696 is 6963549001.

It can be written as a sum of positive squares in only one way, i.e., 957036096 + 52417600 = 30936^2 + 7240^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3943051 + ... + 3943306.

Almost surely, 2^1009453696 is an apocalyptic number.

1009453696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1009453696 is a deficient number, since it is larger than the sum of its proper divisors (1001567594).

1009453696 is an frugal number, since it uses more digits than its factorization.

1009453696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7886371 (or 7886359 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 43.

The square root of 1009453696 is about 31771.9010447911. The cubic root of 1009453696 is about 1003.1413535647.

The spelling of 1009453696 in words is "one billion, nine million, four hundred fifty-three thousand, six hundred ninety-six".