4154224549 has 2 divisors, whose sum is σ = 4154224550. Its totient is φ = 4154224548.

The previous prime is 4154224541. The next prime is 4154224583. The reversal of 4154224549 is 9454224514.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3218292900 + 935931649 = 56730^2 + 30593^2 .

It is a cyclic number.

It is not a de Polignac number, because 4154224549 - 2³ = 4154224541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4154224541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2077112274 + 2077112275.

It is an arithmetic number, because the mean of its divisors is an integer number (2077112275).

Almost surely, 2^4154224549 is an apocalyptic number.

It is an amenable number.

4154224549 is a deficient number, since it is larger than the sum of its proper divisors (1).

4154224549 is an equidigital number, since it uses as much as digits as its factorization.

4154224549 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 230400, while the sum is 40.

The square root of 4154224549 is about 64453.2741526759. The cubic root of 4154224549 is about 1607.5456797412.

The spelling of 4154224549 in words is "four billion, one hundred fifty-four million, two hundred twenty-four thousand, five hundred forty-nine".