1009717634 has 4 divisors (see below), whose sum is σ = 1514576454. Its totient is φ = 504858816.

The previous prime is 1009717613. The next prime is 1009717651. The reversal of 1009717634 is 4367179001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4367179001 = 41 ⋅106516561.

It can be written as a sum of positive squares in only one way, i.e., 871725625 + 137992009 = 29525^2 + 11747^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252429407 + ... + 252429410.

Almost surely, 2^1009717634 is an apocalyptic number.

1009717634 is a deficient number, since it is larger than the sum of its proper divisors (504858820).

1009717634 is an equidigital number, since it uses as much as digits as its factorization.

1009717634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504858819.

The product of its (nonzero) digits is 31752, while the sum is 38.

The square root of 1009717634 is about 31776.0544120884. The cubic root of 1009717634 is about 1003.2287751245.

The spelling of 1009717634 in words is "one billion, nine million, seven hundred seventeen thousand, six hundred thirty-four".