146166355 has 4 divisors (see below), whose sum is σ = 175399632. Its totient is φ = 116933080.

The previous prime is 146166341. The next prime is 146166359. The reversal of 146166355 is 553661641.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 553661641 = 13 ⋅42589357.

It is not a de Polignac number, because 146166355 - 2⁷ = 146166227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146166359) 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 3 ways as a sum of consecutive naturals, for example, 14616631 + ... + 14616640.

It is an arithmetic number, because the mean of its divisors is an integer number (43849908).

Almost surely, 2^146166355 is an apocalyptic number.

146166355 is a deficient number, since it is larger than the sum of its proper divisors (29233277).

146166355 is an equidigital number, since it uses as much as digits as its factorization.

146166355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29233276.

The product of its digits is 64800, while the sum is 37.

The square root of 146166355 is about 12089.9278327044. The cubic root of 146166355 is about 526.7636589423.

The spelling of 146166355 in words is "one hundred forty-six million, one hundred sixty-six thousand, three hundred fifty-five".