10509929 has 4 divisors (see below), whose sum is σ = 10585680. Its totient is φ = 10434180.

The previous prime is 10509913. The next prime is 10509937. The reversal of 10509929 is 92990501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10509929 - 2⁴ = 10509913 is a prime.

It is a super-2 number, since 2×10509929² = 220917215170082, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10509949) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 37667 + ... + 37944.

It is an arithmetic number, because the mean of its divisors is an integer number (2646420).

Almost surely, 2^10509929 is an apocalyptic number.

It is an amenable number.

10509929 is a deficient number, since it is larger than the sum of its proper divisors (75751).

10509929 is an equidigital number, since it uses as much as digits as its factorization.

10509929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75750.

The product of its (nonzero) digits is 7290, while the sum is 35.

The square root of 10509929 is about 3241.9020651463. The cubic root of 10509929 is about 219.0449578614.

The spelling of 10509929 in words is "ten million, five hundred nine thousand, nine hundred twenty-nine".