146753999 has 4 divisors (see below), whose sum is σ = 167718864. Its totient is φ = 125789136.

The previous prime is 146753977. The next prime is 146754011. The reversal of 146753999 is 999357641.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 999357641 = 13151 ⋅75991.

It is a cyclic number.

It is not a de Polignac number, because 146753999 - 2⁸ = 146753743 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 146753999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146753099) 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 in 3 ways as a sum of consecutive naturals, for example, 10482422 + ... + 10482435.

It is an arithmetic number, because the mean of its divisors is an integer number (41929716).

Almost surely, 2^146753999 is an apocalyptic number.

146753999 is a deficient number, since it is larger than the sum of its proper divisors (20964865).

146753999 is an equidigital number, since it uses as much as digits as its factorization.

146753999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20964864.

The product of its digits is 1837080, while the sum is 53.

The square root of 146753999 is about 12114.2064948555. The cubic root of 146753999 is about 527.4686446925.

The spelling of 146753999 in words is "one hundred forty-six million, seven hundred fifty-three thousand, nine hundred ninety-nine".