156133229 has 8 divisors (see below), whose sum is σ = 183260928. Its totient is φ = 130211280.

The previous prime is 156133217. The next prime is 156133231. The reversal of 156133229 is 922331651.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 156133229 - 2⁴ = 156133213 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 156133195 and 156133204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156133259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 301157 + ... + 301674.

It is an arithmetic number, because the mean of its divisors is an integer number (22907616).

Almost surely, 2^156133229 is an apocalyptic number.

It is an amenable number.

156133229 is a deficient number, since it is larger than the sum of its proper divisors (27127699).

156133229 is an equidigital number, since it uses as much as digits as its factorization.

156133229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602875.

The product of its digits is 9720, while the sum is 32.

The square root of 156133229 is about 12495.3282870039. The cubic root of 156133229 is about 538.4744654735.

The spelling of 156133229 in words is "one hundred fifty-six million, one hundred thirty-three thousand, two hundred twenty-nine".