146985297 has 8 divisors (see below), whose sum is σ = 196210944. Its totient is φ = 97874928.

The previous prime is 146985277. The next prime is 146985329. The reversal of 146985297 is 792589641.

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

It is not a de Polignac number, because 146985297 - 2¹⁰ = 146984273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (146985257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25798 + ... + 30975.

It is an arithmetic number, because the mean of its divisors is an integer number (24526368).

Almost surely, 2^146985297 is an apocalyptic number.

It is an amenable number.

146985297 is a deficient number, since it is larger than the sum of its proper divisors (49225647).

146985297 is an equidigital number, since it uses as much as digits as its factorization.

146985297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57639.

The product of its digits is 1088640, while the sum is 51.

The square root of 146985297 is about 12123.7492963192. The cubic root of 146985297 is about 527.7456125065.

The spelling of 146985297 in words is "one hundred forty-six million, nine hundred eighty-five thousand, two hundred ninety-seven".