149882423 has 4 divisors (see below), whose sum is σ = 150149208. Its totient is φ = 149615640.

The previous prime is 149882413. The next prime is 149882441. The reversal of 149882423 is 324288941.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 324288941 = 19 ⋅17067839.

It is a cyclic number.

It is not a de Polignac number, because 149882423 - 2⁸ = 149882167 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 (149882413) 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, 132548 + ... + 133673.

It is an arithmetic number, because the mean of its divisors is an integer number (37537302).

Almost surely, 2^149882423 is an apocalyptic number.

149882423 is a deficient number, since it is larger than the sum of its proper divisors (266785).

149882423 is an equidigital number, since it uses as much as digits as its factorization.

149882423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266784.

The product of its digits is 110592, while the sum is 41.

The square root of 149882423 is about 12242.6477119943. The cubic root of 149882423 is about 531.1904214063.

The spelling of 149882423 in words is "one hundred forty-nine million, eight hundred eighty-two thousand, four hundred twenty-three".