146791813 has 8 divisors (see below), whose sum is σ = 168049728. Its totient is φ = 125605824.

The previous prime is 146791793. The next prime is 146791829. The reversal of 146791813 is 318197641.

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 146791813 - 2¹⁷ = 146660741 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146791013) 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 7 ways as a sum of consecutive naturals, for example, 13531 + ... + 21832.

It is an arithmetic number, because the mean of its divisors is an integer number (21006216).

Almost surely, 2^146791813 is an apocalyptic number.

It is an amenable number.

146791813 is a deficient number, since it is larger than the sum of its proper divisors (21257915).

146791813 is an equidigital number, since it uses as much as digits as its factorization.

146791813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35963.

The product of its digits is 36288, while the sum is 40.

The square root of 146791813 is about 12115.7671238762. The cubic root of 146791813 is about 527.5139449605.

The spelling of 146791813 in words is "one hundred forty-six million, seven hundred ninety-one thousand, eight hundred thirteen".