154045223 has 2 divisors, whose sum is σ = 154045224. Its totient is φ = 154045222.

The previous prime is 154045153. The next prime is 154045247. The reversal of 154045223 is 322540451.

It is a happy number.

154045223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 154045223 - 2¹⁸ = 153783079 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 154045192 and 154045201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (154045253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77022611 + 77022612.

It is an arithmetic number, because the mean of its divisors is an integer number (77022612).

Almost surely, 2^154045223 is an apocalyptic number.

154045223 is a deficient number, since it is larger than the sum of its proper divisors (1).

154045223 is an equidigital number, since it uses as much as digits as its factorization.

154045223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 154045223 is about 12411.4955988390. The cubic root of 154045223 is about 536.0633035336.

Adding to 154045223 its reverse (322540451), we get a palindrome (476585674).

The spelling of 154045223 in words is "one hundred fifty-four million, forty-five thousand, two hundred twenty-three".