154545241 has 8 divisors (see below), whose sum is σ = 156280320. Its totient is φ = 152816832.

The previous prime is 154545239. The next prime is 154545247. The reversal of 154545241 is 142545451.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 154545241 - 2¹ = 154545239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (154545247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55480 + ... + 58198.

It is an arithmetic number, because the mean of its divisors is an integer number (19535040).

Almost surely, 2^154545241 is an apocalyptic number.

It is an amenable number.

154545241 is a deficient number, since it is larger than the sum of its proper divisors (1735079).

154545241 is a wasteful number, since it uses less digits than its factorization.

154545241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3335.

The product of its digits is 16000, while the sum is 31.

The square root of 154545241 is about 12431.6226213636. The cubic root of 154545241 is about 536.6426827667.

The spelling of 154545241 in words is "one hundred fifty-four million, five hundred forty-five thousand, two hundred forty-one".