153229913 has 4 divisors (see below), whose sum is σ = 157371300. Its totient is φ = 149088528.

The previous prime is 153229883. The next prime is 153229963. The reversal of 153229913 is 319922351.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 144889369 + 8340544 = 12037^2 + 2888^2 .

It is a cyclic number.

It is not a de Polignac number, because 153229913 - 2¹² = 153225817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (153229963) 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, 2070638 + ... + 2070711.

It is an arithmetic number, because the mean of its divisors is an integer number (39342825).

Almost surely, 2^153229913 is an apocalyptic number.

It is an amenable number.

153229913 is a deficient number, since it is larger than the sum of its proper divisors (4141387).

153229913 is an equidigital number, since it uses as much as digits as its factorization.

153229913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4141386.

The product of its digits is 14580, while the sum is 35.

The square root of 153229913 is about 12378.6070702644. The cubic root of 153229913 is about 535.1158953510.

The spelling of 153229913 in words is "one hundred fifty-three million, two hundred twenty-nine thousand, nine hundred thirteen".