146603227 has 2 divisors, whose sum is σ = 146603228. Its totient is φ = 146603226.

The previous prime is 146603209. The next prime is 146603231. The reversal of 146603227 is 722306641.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 146603227 - 2¹⁹ = 146078939 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (146603267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73301613 + 73301614.

It is an arithmetic number, because the mean of its divisors is an integer number (73301614).

Almost surely, 2^146603227 is an apocalyptic number.

146603227 is a deficient number, since it is larger than the sum of its proper divisors (1).

146603227 is an equidigital number, since it uses as much as digits as its factorization.

146603227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 146603227 is about 12107.9819540665. The cubic root of 146603227 is about 527.2879460323.

Adding to 146603227 its reverse (722306641), we get a palindrome (868909868).

The spelling of 146603227 in words is "one hundred forty-six million, six hundred three thousand, two hundred twenty-seven".