146613073 has 8 divisors (see below), whose sum is σ = 149649896. Its totient is φ = 143596800.

The previous prime is 146613011. The next prime is 146613079. The reversal of 146613073 is 370316641.

It can be written as a sum of positive squares in 4 ways, for example, as 9409 + 146603664 = 97^2 + 12108^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 146613073 - 2¹³ = 146604881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146613079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9715 + ... + 19687.

It is an arithmetic number, because the mean of its divisors is an integer number (18706237).

Almost surely, 2^146613073 is an apocalyptic number.

It is an amenable number.

146613073 is a deficient number, since it is larger than the sum of its proper divisors (3036823).

146613073 is an equidigital number, since it uses as much as digits as its factorization.

146613073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10275.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 146613073 is about 12108.3885385298. The cubic root of 146613073 is about 527.2997501401.

The spelling of 146613073 in words is "one hundred forty-six million, six hundred thirteen thousand, seventy-three".