154243325 has 6 divisors (see below), whose sum is σ = 191261754. Its totient is φ = 123394640.

The previous prime is 154243301. The next prime is 154243361. The reversal of 154243325 is 523342451.

It is a happy number.

154243325 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 49815364 + 104427961 = 7058^2 + 10219^2 .

It is not a de Polignac number, because 154243325 - 2¹⁶ = 154177789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3084842 + ... + 3084891.

It is an arithmetic number, because the mean of its divisors is an integer number (31876959).

Almost surely, 2^154243325 is an apocalyptic number.

It is an amenable number.

154243325 is a deficient number, since it is larger than the sum of its proper divisors (37018429).

154243325 is an equidigital number, since it uses as much as digits as its factorization.

154243325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6169743 (or 6169738 counting only the distinct ones).

The product of its digits is 14400, while the sum is 29.

The square root of 154243325 is about 12419.4736200855. The cubic root of 154243325 is about 536.2929973873.

Adding to 154243325 its reverse (523342451), we get a palindrome (677585776).

The spelling of 154243325 in words is "one hundred fifty-four million, two hundred forty-three thousand, three hundred twenty-five".