154552441 has 8 divisors (see below), whose sum is σ = 167084480. Its totient is φ = 142460208.

The previous prime is 154552439. The next prime is 154552469. The reversal of 154552441 is 144255451.

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 154552441 - 2¹ = 154552439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (154552471) 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, 109221 + ... + 110626.

It is an arithmetic number, because the mean of its divisors is an integer number (20885560).

Almost surely, 2^154552441 is an apocalyptic number.

It is an amenable number.

154552441 is a deficient number, since it is larger than the sum of its proper divisors (12532039).

154552441 is a wasteful number, since it uses less digits than its factorization.

154552441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219903.

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

The square root of 154552441 is about 12431.9122020709. The cubic root of 154552441 is about 536.6510163940.

The spelling of 154552441 in words is "one hundred fifty-four million, five hundred fifty-two thousand, four hundred forty-one".