156452227 has 4 divisors (see below), whose sum is σ = 157448896. Its totient is φ = 155455560.

The previous prime is 156452209. The next prime is 156452249. The reversal of 156452227 is 722254651.

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

It is a cyclic number.

It is not a de Polignac number, because 156452227 - 2¹¹ = 156450179 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 156452192 and 156452201.

It is not an unprimeable number, because it can be changed into a prime (156452267) 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, 498099 + ... + 498412.

It is an arithmetic number, because the mean of its divisors is an integer number (39362224).

Almost surely, 2^156452227 is an apocalyptic number.

156452227 is a deficient number, since it is larger than the sum of its proper divisors (996669).

156452227 is an equidigital number, since it uses as much as digits as its factorization.

156452227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 996668.

The product of its digits is 33600, while the sum is 34.

The square root of 156452227 is about 12508.0864643638. The cubic root of 156452227 is about 538.8409375944.

The spelling of 156452227 in words is "one hundred fifty-six million, four hundred fifty-two thousand, two hundred twenty-seven".