1001109229 has 4 divisors (see below), whose sum is σ = 1003148640. Its totient is φ = 999069820.

The previous prime is 1001109223. The next prime is 1001109253. The reversal of 1001109229 is 9229011001.

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, and also an emirpimes, since its reverse is a distinct semiprime: 9229011001 = 7 ⋅1318430143.

It is a cyclic number.

It is not a de Polignac number, because 1001109229 - 2¹³ = 1001101037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001109223) 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, 1018969 + ... + 1019950.

It is an arithmetic number, because the mean of its divisors is an integer number (250787160).

Almost surely, 2^1001109229 is an apocalyptic number.

It is an amenable number.

1001109229 is a deficient number, since it is larger than the sum of its proper divisors (2039411).

1001109229 is an equidigital number, since it uses as much as digits as its factorization.

1001109229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2039410.

The product of its (nonzero) digits is 324, while the sum is 25.

The square root of 1001109229 is about 31640.3101912734. The cubic root of 1001109229 is about 1000.3696063743.

The spelling of 1001109229 in words is "one billion, one million, one hundred nine thousand, two hundred twenty-nine".