146045693 has 2 divisors, whose sum is σ = 146045694. Its totient is φ = 146045692.

The previous prime is 146045677. The next prime is 146045701. The reversal of 146045693 is 396540641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 145274809 + 770884 = 12053^2 + 878^2 .

It is a cyclic number.

It is not a de Polignac number, because 146045693 - 2⁴ = 146045677 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146045633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73022846 + 73022847.

It is an arithmetic number, because the mean of its divisors is an integer number (73022847).

Almost surely, 2^146045693 is an apocalyptic number.

It is an amenable number.

146045693 is a deficient number, since it is larger than the sum of its proper divisors (1).

146045693 is an equidigital number, since it uses as much as digits as its factorization.

146045693 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 146045693 is about 12084.9366154730. The cubic root of 146045693 is about 526.6186692270.

The spelling of 146045693 in words is "one hundred forty-six million, forty-five thousand, six hundred ninety-three".