146775533 has 2 divisors, whose sum is σ = 146775534. Its totient is φ = 146775532.

The previous prime is 146775511. The next prime is 146775547. The reversal of 146775533 is 335577641.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 145491844 + 1283689 = 12062^2 + 1133^2 .

It is a cyclic number.

It is not a de Polignac number, because 146775533 - 2¹² = 146771437 is a prime.

It is a super-3 number, since 3×146775533³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146775553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73387766 + 73387767.

It is an arithmetic number, because the mean of its divisors is an integer number (73387767).

Almost surely, 2^146775533 is an apocalyptic number.

It is an amenable number.

146775533 is a deficient number, since it is larger than the sum of its proper divisors (1).

146775533 is an equidigital number, since it uses as much as digits as its factorization.

146775533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 264600, while the sum is 41.

The square root of 146775533 is about 12115.0952534431. The cubic root of 146775533 is about 527.4944428635.

The spelling of 146775533 in words is "one hundred forty-six million, seven hundred seventy-five thousand, five hundred thirty-three".