223952147 has 2 divisors, whose sum is σ = 223952148. Its totient is φ = 223952146.

The previous prime is 223952143. The next prime is 223952207. The reversal of 223952147 is 741259322.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 223952147 - 2² = 223952143 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (223952143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111976073 + 111976074.

It is an arithmetic number, because the mean of its divisors is an integer number (111976074).

Almost surely, 2^223952147 is an apocalyptic number.

223952147 is a deficient number, since it is larger than the sum of its proper divisors (1).

223952147 is an equidigital number, since it uses as much as digits as its factorization.

223952147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 35.

The square root of 223952147 is about 14965.0308051805. The cubic root of 223952147 is about 607.2745443035.

It can be divided in two parts, 22395 and 2147, that added together give a palindrome (24542).

The spelling of 223952147 in words is "two hundred twenty-three million, nine hundred fifty-two thousand, one hundred forty-seven".