146813633 has 2 divisors, whose sum is σ = 146813634. Its totient is φ = 146813632.

The previous prime is 146813629. The next prime is 146813699. The reversal of 146813633 is 336318641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 146119744 + 693889 = 12088^2 + 833^2 .

It is a cyclic number.

It is not a de Polignac number, because 146813633 - 2² = 146813629 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 146813593 and 146813602.

It is not a weakly prime, because it can be changed into another prime (146813603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73406816 + 73406817.

It is an arithmetic number, because the mean of its divisors is an integer number (73406817).

Almost surely, 2^146813633 is an apocalyptic number.

It is an amenable number.

146813633 is a deficient number, since it is larger than the sum of its proper divisors (1).

146813633 is an equidigital number, since it uses as much as digits as its factorization.

146813633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 35.

The square root of 146813633 is about 12116.6675699220. The cubic root of 146813633 is about 527.5400812592.

The spelling of 146813633 in words is "one hundred forty-six million, eight hundred thirteen thousand, six hundred thirty-three".