146047441 has 2 divisors, whose sum is σ = 146047442. Its totient is φ = 146047440.

The previous prime is 146047427. The next prime is 146047463. The reversal of 146047441 is 144740641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101425041 + 44622400 = 10071^2 + 6680^2 .

It is a cyclic number.

It is not a de Polignac number, because 146047441 - 2¹³ = 146039249 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (146047411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73023720 + 73023721.

It is an arithmetic number, because the mean of its divisors is an integer number (73023721).

Almost surely, 2^146047441 is an apocalyptic number.

It is an amenable number.

146047441 is a deficient number, since it is larger than the sum of its proper divisors (1).

146047441 is an equidigital number, since it uses as much as digits as its factorization.

146047441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 146047441 is about 12085.0089366951. The cubic root of 146047441 is about 526.6207702265.

The spelling of 146047441 in words is "one hundred forty-six million, forty-seven thousand, four hundred forty-one".