146810393 has 2 divisors, whose sum is σ = 146810394. Its totient is φ = 146810392.

The previous prime is 146810303. The next prime is 146810401. The reversal of 146810393 is 393018641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116812864 + 29997529 = 10808^2 + 5477^2 .

It is a cyclic number.

It is not a de Polignac number, because 146810393 - 2⁸ = 146810137 is a prime.

It is not a weakly prime, because it can be changed into another prime (146810303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73405196 + 73405197.

It is an arithmetic number, because the mean of its divisors is an integer number (73405197).

Almost surely, 2^146810393 is an apocalyptic number.

It is an amenable number.

146810393 is a deficient number, since it is larger than the sum of its proper divisors (1).

146810393 is an equidigital number, since it uses as much as digits as its factorization.

146810393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 146810393 is about 12116.5338690568. The cubic root of 146810393 is about 527.5362005060.

The spelling of 146810393 in words is "one hundred forty-six million, eight hundred ten thousand, three hundred ninety-three".