154856241 has 12 divisors (see below), whose sum is σ = 224535168. Its totient is φ = 102843384.

The previous prime is 154856231. The next prime is 154856243. The reversal of 154856241 is 142658451.

It is a happy number.

154856241 is a `hidden beast` number, since 1 + 54 + 8 + 562 + 41 = 666.

It is not a de Polignac number, because 154856241 - 2⁵ = 154856209 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 154856196 and 154856205.

It is not an unprimeable number, because it can be changed into a prime (154856243) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30345 + ... + 35078.

It is an arithmetic number, because the mean of its divisors is an integer number (18711264).

Almost surely, 2^154856241 is an apocalyptic number.

It is an amenable number.

154856241 is a deficient number, since it is larger than the sum of its proper divisors (69678927).

154856241 is a wasteful number, since it uses less digits than its factorization.

154856241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65692 (or 65689 counting only the distinct ones).

The product of its digits is 38400, while the sum is 36.

The square root of 154856241 is about 12444.1247582946. The cubic root of 154856241 is about 537.0024135634.

The spelling of 154856241 in words is "one hundred fifty-four million, eight hundred fifty-six thousand, two hundred forty-one".