146363257 has 2 divisors, whose sum is σ = 146363258. Its totient is φ = 146363256.

The previous prime is 146363249. The next prime is 146363281. The reversal of 146363257 is 752363641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 123121216 + 23242041 = 11096^2 + 4821^2 .

It is a cyclic number.

It is not a de Polignac number, because 146363257 - 2³ = 146363249 is a prime.

It is not a weakly prime, because it can be changed into another prime (146363227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73181628 + 73181629.

It is an arithmetic number, because the mean of its divisors is an integer number (73181629).

Almost surely, 2^146363257 is an apocalyptic number.

It is an amenable number.

146363257 is a deficient number, since it is larger than the sum of its proper divisors (1).

146363257 is an equidigital number, since it uses as much as digits as its factorization.

146363257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 37.

The square root of 146363257 is about 12098.0683168843. The cubic root of 146363257 is about 527.0000888156. Note that the first 4 decimals are identical.

The spelling of 146363257 in words is "one hundred forty-six million, three hundred sixty-three thousand, two hundred fifty-seven".