154340323 has 4 divisors (see below), whose sum is σ = 156454648. Its totient is φ = 152226000.

The previous prime is 154340321. The next prime is 154340369. The reversal of 154340323 is 323043451.

154340323 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.

It is a cyclic number.

It is not a de Polignac number, because 154340323 - 2¹ = 154340321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (154340321) 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, 1057053 + ... + 1057198.

It is an arithmetic number, because the mean of its divisors is an integer number (39113662).

Almost surely, 2^154340323 is an apocalyptic number.

154340323 is a deficient number, since it is larger than the sum of its proper divisors (2114325).

154340323 is an equidigital number, since it uses as much as digits as its factorization.

154340323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2114324.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 154340323 is about 12423.3780832751. The cubic root of 154340323 is about 536.4053921972.

Adding to 154340323 its reverse (323043451), we get a palindrome (477383774).

The spelling of 154340323 in words is "one hundred fifty-four million, three hundred forty thousand, three hundred twenty-three".