1000153229 has 4 divisors (see below), whose sum is σ = 1043638176. Its totient is φ = 956668284.

The previous prime is 1000153223. The next prime is 1000153243. The reversal of 1000153229 is 9223510001.

1000153229 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1000153229 - 2²⁰ = 999104653 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 43484923 = 1000153229 / (1 + 0 + 0 + 0 + 1 + 5 + 3 + 2 + 2 + 9).

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000153223) 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, 21742439 + ... + 21742484.

It is an arithmetic number, because the mean of its divisors is an integer number (260909544).

Almost surely, 2^1000153229 is an apocalyptic number.

It is an amenable number.

1000153229 is a deficient number, since it is larger than the sum of its proper divisors (43484947).

1000153229 is an equidigital number, since it uses as much as digits as its factorization.

1000153229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43484946.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 1000153229 is about 31625.1992720995. The cubic root of 1000153229 is about 1000.0510737248.

The spelling of 1000153229 in words is "one billion, one hundred fifty-three thousand, two hundred twenty-nine".