1156227 has 8 divisors (see below), whose sum is σ = 1577664. Its totient is φ = 752808.

The previous prime is 1156217. The next prime is 1156229. The reversal of 1156227 is 7226511.

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

It is not a de Polignac number, because 1156227 - 2⁸ = 1155971 is a prime.

1156227 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1156197 and 1156206.

It is not an unprimeable number, because it can be changed into a prime (1156229) 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, 4353 + ... + 4610.

It is an arithmetic number, because the mean of its divisors is an integer number (197208).

2^1156227 is an apocalyptic number.

1156227 is a deficient number, since it is larger than the sum of its proper divisors (421437).

1156227 is an equidigital number, since it uses as much as digits as its factorization.

1156227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9009.

The product of its digits is 840, while the sum is 24.

The square root of 1156227 is about 1075.2799635444. The cubic root of 1156227 is about 104.9577154001.

The spelling of 1156227 in words is "one million, one hundred fifty-six thousand, two hundred twenty-seven".