146266149 has 4 divisors (see below), whose sum is σ = 195021536. Its totient is φ = 97510764.

The previous prime is 146266139. The next prime is 146266243. The reversal of 146266149 is 941662641.

146266149 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 941662641 = 3 ⋅313887547.

It is not a de Polignac number, because 146266149 - 2¹³ = 146257957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146266129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24377689 + ... + 24377694.

It is an arithmetic number, because the mean of its divisors is an integer number (48755384).

Almost surely, 2^146266149 is an apocalyptic number.

It is an amenable number.

146266149 is a deficient number, since it is larger than the sum of its proper divisors (48755387).

146266149 is an equidigital number, since it uses as much as digits as its factorization.

146266149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48755386.

The product of its digits is 62208, while the sum is 39.

The square root of 146266149 is about 12094.0542829938. The cubic root of 146266149 is about 526.8835130033.

The spelling of 146266149 in words is "one hundred forty-six million, two hundred sixty-six thousand, one hundred forty-nine".